J

Symbol for joule; Joule's equivalent; electric current density.

J J

Symbol for flux (4) .

jaagsiekte jaagsiekte (yahg´zek-te)

pulmonary adenomatosis of sheep [Afrikaans, drive sickness]

Jaborandi Jaborandi

pilocarpus

Jaboulay Jaboulay

Mathieu, French surgeon, 1860-1913. See J. pyloroplasty; J.'s amputation.

Jaccoud Jaccoud

François Sigismond, French physician, 1830-1913. See J.'s arthritis, arthropathy.

jacket jacket (jak´et)

1. A fixed bandage applied around the body in order to immobilize the spine. 2. In dentistry, a term commonly used in reference to an artificial crown composed of fired porcelain or acrylic resin. [M.E., fr. O.Fr. jaquet, dim. of jaque, tunic, fr. Jacques, nickname of Fr. peasants.]
Minerva j. a plaster of Paris body cast incorporating the head and trunk, usually for fracture of the cervical spine.
Sayre's j. a plaster of Paris j. applied while the patient is suspended by the head and axillae.
straight j. See straight j.

jackscrew jackscrew (jak´skru)

A threaded device used in appliances for the separation of approximated teeth or jaws.

Jackson Jackson

John Hughlings, English neurologist, 1835-1911. See jacksonian epilepsy; J.'s law, rule, sign.

Jackson Jackson

Jabez N., U.S. surgeon, 1868-1935. See J.'s membrane, veil.

jacksonian jacksonian (jak-so´ne-an)

Described by John Hughlings Jackson. See jacksonian epilepsy, Jacksonian seizure.

Jacobaeus Jacobaeus

Hans C., Swedish surgeon, 1879-1937. See J. operation.

Jacobson Jacobson

Ludwig L., Danish anatomist, 1783-1843. See J.'s anastomosis, canal, cartilage, nerve, organ, plexus, reflex.

Jacquart Jacquart

Henri, 19th century French physician. See J.'s facial angle.

Jacquemet Jacquemet

Marcel, French anatomist, 1872-1908. See J.'s recess.

Jacquemin Jacquemin

Emile, 19th century French chemist. See Jacquemin's test.

Jacques Jacques

Paul, 19th century French physician. See J.'s plexus.

Jacquet Jacquet

Leonard L., French dermatologist, 1860-1914. See J.'s erythema.

jactitation jactitation (jak-ti-ta´shun)

Rarely used term for extreme restlessness or tossing about from side to side. [L. jactatio, a tossing, fr. jacto, pp. -atus, to throw]

Jadassohn Jadassohn

Josef, German dermatologist in Switzerland, 1863-1936; introduced the patch test for contact dermatitis. See J.'s nevus; Borst-J. type intraepidermal epithelioma; J.-Pellizzari anetoderma; J.-Tièche nevus; Franceschetti-J. syndrome; J.-Lewandowski syndrome.

Jaeger Jaeger

Eduard, Ritter von Jaxthal, Austrian ophthalmologist, 1818-1884. See J.'s test types.

Jaffe Jaffe

Max, German biochemist, 1841-1911. See J. reaction; J.'s test.

Jaffe Jaffe

Henry L., U.S. pathologist, 1896-1979 See J.-Lichtenstein disease.

Jahnke's syndrome Jahnke's syndrome

See under syndrome.

Jakob Jakob

Alfons M., German neuropsychiatrist, 1884-1931. See Creutzfeldt-J. disease; J.-Creutzfeldt disease.

jalap jalap

The dried tuberous root of Exogonium purga, Exogonium jalapa, or Ipomoea purga (family Convolvulaceae); used as a cathartic. [Jalapa or Xalapa, a Mexican city whence the drug was exported]

James James

Thomas N., U.S. cardiologist and physiologist, *1925. See J. fibers, under fiber, tracts, under tract.

James James

George C.W., 20th century U.S. radiologist. See Swyer-J. syndrome; Swyer-J.-MacLeod syndrome.

James James

William, U.S. psychologist, 1842-1910. See J.-Lange theory.

Jamestown weed Jamestown weed

Datura stramonium

Janet Janet

Pierre M.F., French neurologist, 1859-1947. See J.'s test.

Janeway Janeway

Edward G., U.S. physician, 1841-1911. See J. lesion.

janiceps janiceps (jan´i-seps)

Conjoined twins having their two heads fused together, with the faces looking in opposite directions. See conjoined twins, under twin. See also craniopagus, syncephalus. [L. Janus, a Roman diety having two faces, + caput, head]
j. asym´metrus a j. with one very small and imperfectly developed face.iniops, syncephalus asymmetros;
j. parasit´icus a j. in which one of the twins is a small and incompletely formed parasite attached to the more fully formed autosite.

Jansen Jansen

Albert, German otologist, 1859-1933. See J.'s operation.

Jansky Jansky

Jan, Czech physician, 1873-1921. See J.-Bielschowsky disease; J.'s classification.

Janus green B Janus green B [C.I. 11050]

C₃₀H₃₁N₆Cl; diethylsafraninazodimethylaniline chloride;a basic dye used in histology and to stain mitochondria supravitally.

jar jar

1. To jolt or shake. 2. A jolting or shaking.
heel j. the patient standing on tiptoe feels pain on suddenly bringing the heels to the ground: 1. in the spine in Pott's disease or disk space infection; 2. in one lumbar region in renal calculus.

jargon jargon (jar´gon)

1. Language or terminology peculiar to a specific field, profession, or group. 2. paraphasia [Fr. gibberish]

Jarisch Jarisch

Adolf, Austrian dermatologist, 1850-1902. See J.-Herxheimer reaction; Bezold-J. reflex.

Jarjavay Jarjavay

Jean F., French anatomist and surgeon, 1815-1868. See J.'s ligament.

Jarvik Jarvik

Robert Koffler, U.S. cardiologist. See Jarvik artificial heart.

Jatropha Jatropha (jat´ro-fa)

A genus of plants of the family Euphorbiaceae; a poisonous plant found in eastern Africa and the West Indies. [G. iatros, physician, + trophe, nourishment]
J. cur´cas Barbados nut or physic-nut, the seed of which furnishes a purgative oil similar to croton oil.J. glandulifera;
J. glandulif´era J. curcas
J. u´rens a species of South America; the macerated fresh leaves are used as a rubefacient and stimulating poultice; the seeds furnish a purgative oil.

jaundice jaundice (jawn´dis)

A yellowish staining of the integument, sclerae, and deeper tissues and the excretions with bile pigments, which are increased in the plasma.icterus; [Fr. jaune, yellow]
acholuric j. j. with excessive amounts of unconjugated bilirubin in the plasma and without bile pigments in the urine.
anhepatic j. j. due to hemolysis, with normal function of the liver and biliary tract.anhepatogenous j;
anhepatogenous j. anhepatic j
catarrhal j. obsolete term for viral hepatitis type A.
choleric j. j. with the presence of biliary derivatives in the urine; occurs in regurgitation hyperbilirubinemia.
cholestatic j. j. produced by inspissated bile or bile plugs in small biliary passages in the liver.
chronic acholuric j. hereditary spherocytosis
chronic familial j. hereditary spherocytosis
chronic idiopathic j. Dubin-Johnson syndrome
congenital hemolytic j. hereditary spherocytosis
familial nonhemolytic j. [MIM*143500] mild j. due to increased amounts of unconjugated bilirubin in the plasma without evidence of liver damage, biliary obstruction, or hemolysis; thought to be due to an inborn error of metabolism in which the excretion of bilirubin by the liver is defective, ascribed to decreased conjugation of bilirubin as a glucuronide or impaired uptake of hepatic bilirubin.benign familial icterus, constitutional hepatic dysfunction, Gilbert's disease, Gilbert's syndrome, Hebra's disease (2) ;
hematogenous j. hemolytic j
hemolytic j. j. resulting from increased production of bilirubin from hemoglobin as a result of any process (toxic, genetic, or immune) causing increased destruction of erythrocytes.hematogenous j., toxemic j;
hepatocellular j. j. resulting from diffuse injury or inflammation or failure of function of the liver cells, usually referring to viral or toxic hepatitis.
hepatogenous j. j. resulting from disease of the liver, as distinguished from that due to blood changes.
homologous serum j. obsolete term for viral hepatitis type B.
human serum j. obsolete name for hepatitis transmitted parenterally, usually by blood or blood products; usually due to hepatitis B.
infectious j. 1. Weil's disease 2. sometimes used in referring to viral hepatitis type A.
infective j. acute onset of malaise, fever, myalgia, nausea, anorexia, abdominal pain, and icterus caused by members of the genus Leptospira.
leptospiral j. j. associated with infection by various species of Leptospira.
malignant j. icterus gravis
mechanical j. obstructive j
neonatal j. icterus neonatorum
j. of the newborn icterus neonatorum
nonobstructive j. any j. in which the main biliary passages are not obstructed, e.g., hemolytic j. or j. due to hepatitis.
nuclear j. kernicterus
obstructive j. j. resulting from obstruction to the flow of bile into the duodenum, whether intra- or extrahepatic.mechanical j;
painless j. j. not associated with abdominal pain; usually used for obstructive j. resulting from obstruction of the common bile duct at the head of the pancreas by a tumor or impaction of a stone.
physiologic j. icterus neonatorum
postarsphenamine j. liver toxicity, causing j., in a patient who has received arsphenamine.
regurgitation j. j. due to biliary obstruction, the bile pigment having been conjugated and secreted by the hepatic cells and then reabsorbed into the bloodstream.
retention j. j. due to insufficiency of liver function or to an excess of bile pigment production; the bilirubin is unconjugated because it has not passed through the liver cells; van den Bergh test is indirect.
Schmorl's j. kernicterus.
spherocytic j. hemolytic j. associated with spherocytosis.
spirochetal j. j. caused by infection with Leptospira species, usually Leptospira icterohemorrhagica.
toxemic j. hemolytic j

jaundice root jaundice root

hydrastis

jaw jaw

1. One of the two bony structures, in which the teeth are set, forming the framework of the mouth. 2. Common name for either the maxillae or the mandible. [A.S. ceowan, to chew]
crackling j. chronic subluxation with clicking on motion.
Hapsburg j. prognathism and pouting lower lip, characteristic of the Hispano-Austrian imperial dynasty.
jaw winking a paradoxical movement of eyelids associated with movements of the jaw.
lock-j. trismus
lower j. mandible
lumpy j. actinomycosis
parrot j. a condition caused by protrusion of incisor teeth.
upper j. maxilla

Jaworski Jaworski

Walery, Polish physician, 1849-1924. See J.'s bodies, under body.

Jeanselme Jeanselme

A. Edouard, French dermatologist, 1858-1935. See J.'s nodules, under nodule.

Jeghers Jeghers

Harold, U.S. physician, *1904. See Peutz-J. syndrome; J.-Peutz syndrome.

jejun- jejun-

See jejuno-.

jejunal jejunal (je-ju´nal)

Relating to the jejunum.

jejunectomy jejunectomy (je-ju-nek´to-me)

Excision of all or a part of the jejunum. [jejunum + G. ektome, excision]

jejunitis jejunitis (je-ju-nI´tis)

Inflammation of the jejunum.

jejuno- jejuno- , jejun-

The jejunum, jejunal. [L. jejunus, empty]

jejunocolostomy jejunocolostomy (je-ju-no-ko-los´to-me)

Establishment of a communication between the jejunum and the colon. [jejuno- + colon + G. stoma, mouth]

jejunoileal jejunoileal (je-ju´no-il´e-al)

Relating to the jejunum and the ileum.

jejunoileitis jejunoileitis (je-ju´no-il-e-I´tis)

Inflammation of the jejunum and ileum.

jejunoileostomy jejunoileostomy (je-ju´no-il-e-os´to-me)

Establishment of a new communication between the jejunum and the ileum. [jejuno- + ileum + G. stoma, mouth]

jejunojejunostomy jejunojejunostomy (je-ju´no-je-ju-nos´to-me)

An anastomosis between two portions of jejunum. [jejuno- + jejuno- + G. stoma, mouth]

jejunoplasty jejunoplasty (je-ju´no-plas-te)

A corrective surgical procedure on the jejunum. [jejuno- + G. plastos, molded]

jejunostomy jejunostomy (je-ju-nos´to-me)

Operative establishment of an opening from the abdominal wall into the jejunum, usually with creation of a stoma on the abdominal wall. [jejuno- + G. stoma, mouth]

jejunotomy jejunotomy (je-ju-not´o-me)

Incision into the jejunum. [jejuno- + G. tome, incision]

jejunum jejunum (je-ju´num) [NA]

The portion of small intestine, about 8 feet in length, between the duodenum and the ileum. The jejunum is distinct from the ileum in being more proximal, of larger diameter with a thicker wall, having larger, more highly developed plicae circulares, being more vasculer (redder in appearance) with the jejunal arteries forming fewer tiers of arterial arcades and longer vasa recti. [L. jejunus, empty]

Jellinek Jellinek

Edward J., British physician specializing in alcohol-related disorders, 1890-1963. See Jellinek formula.

jelly jelly (jel´e)

A semisolid tremulous compound usually containing some form of gelatin in aqueous solution. [L. gelo, to freeze]
cardiac j. term introduced by C.L. Davis for the gelatinous, noncellular material between the endothelial lining and the myocardial layer of the heart in very young embryos; later in development it serves as a substratum for cardiac mesenchyme.
interlaminar j. term introduced by B.M. Patten for the gelatinous material between ectoderm and endoderm that serves as the substrate on which mesenchymal cells migrate.
Wharton's j. the mucous connective tissue of the umbilical cord.

jellyfish jellyfish (jel´e-fish)

Marine coelenterates (class Hydrozoa) including some poisonous species, notably Physalia, the Portuguese man-of-war; toxin is injected into the skin by nematocysts on the tentacles, causing linear wheals.

Jendrassik Jendrassik

Ernö, Hungarian physician, 1858-1921. See J.'s maneuver.

Jenner Jenner

Edward, 1749-1823; English physician and naturalist who discovered the method of vaccinating against smallpox by inoculating susceptible persons with cowpox (vaccinia); Jenner's method led directly to the eradication of smallpox worldwide in 1977, the greatest public health achievement ever.

Jenner Jenner

Harley D., Canadian physician, *1907. See J.-Kay unit.

Jenner Jenner

Louis, English physician, 1866-1904. See J.'s stain.

Jensen Jensen

Carl O., Danish veterinary surgeon and pathologist, 1864-1934. See J.'s sarcoma.

Jensen Jensen

Edmund Z., Danish ophthalmologist, 1861-1950. See J.'s disease.

jerk jerk

1. A sudden pull. 2. deep reflex
ankle j. Achilles reflex
chin j. jaw reflex
crossed j. crossed reflex
crossed adductor j. crossed adductor reflex
crossed knee j. crossed knee reflex
elbow j. triceps reflex
jaw j. jaw reflex
knee j. patellar reflex
supinator j. brachioradial reflex

jerks jerks (pl.)

Chorea or any form of tic.

Jervell Jervell

Anton, 20th century Norwegian cardiologist. See J. and Lange-Nielsen syndrome.

Jesuits' bark Jesuits' bark

cinchona

jet jet

A region of very high blood velocity just downstream of a vessel stenosis.

jet lag jet lag

An imbalance of the normal circadian rhythm resulting from subsonic or supersonic travel through a varied number of time zones and leading to fatigue, irritability, and various functional disturbances.

Jeune Jeune

M., 20th century French pediatrician. See J.'s syndrome.

Jewett Jewett

Hugh, U.S. urologist, 1903-1990. See J. sound, and Strong staging.

jigger jigger

Common name for Tunga penetrans. See also chigoe.

jimson weed jimson weed

Datura stramonium

jird jird (jerd)

A rodent of the genus Meriones; distinct from the gerbil, with which it is frequently confused.

Jk blood group Jk blood group

See Kidd blood group, Blood Groups appendix.

JNA JNA

Abbreviation for Jena Nomina Anatomica, 1935. See Nomina Anatomica.

Jobert de Lamballe Jobert de Lamballe

Antoine, French surgeon, 1799-1867. See J.deL.'s fossa, suture.

Jod-Basedow Jod-Basedow , jodbasedow (yod-bas´e-do)

See Jod-Basedow phenomenon. [Ger. Jod, iodine, + K.A. von Basedow]

Joest Joest

Ernst, German veterinary pathologist, 1873-1926. See J. bodies, under body.

Joffroy Joffroy

Alexis, French physician, 1844-1908. See J.'s reflex, sign.

Johne Johne

H. Albert, German physician, 1839-1910. See johnin; J.'s bacillus, disease.

johnin johnin (yo´nin)

A product used as a diagnostic agent, analogous to tuberculin but made from Mycobacterium paratuberculosis (the causative organism of Johne's disease) grown in a broth medium containing Mycobacterium phlei (timothy hay bacillus); used as an allergen to provoke reactions in infected animals. [A. Johne]

Johnson Johnson

Frank C., U.S. pediatrician, 1894-1934. See Stevens-J. syndrome.

Johnson Johnson

Treat Baldwin, U.S. chemist, 1875-1947. See Wheeler-J. test.

Johnson Johnson

Frank B., U.S. pathologist, *1919. See Dubin-J. syndrome.

Johnson Johnson

Harry B., U.S. dentist. See J.'s method.

joint joint (joynt)

In anatomy, the place of union, usually more or less movable, between two or more bones. J.'s between skeletal elements exhibit a great variety of form and function, and are classified into three general morphological types: fibrous j.'s; cartilaginous j.'s; and synovial j.'s.articulatio [NA], arthrosis (1), articulation (1), articulus, junctura (1) ; [L. junctura; fr. jungo, pp. junctus, to join]
acromioclavicular j. a plane synovial joint between the acromial end of the clavicle and the medial margin of the acromion.articulatio acromioclavicularis [NA] ;
ankle j. a hinge synovial joint between the tibia and fibula above and the talus below.articulatio talocruralis [NA], ankle (1), mortise j., talocrural articulation, talocrural j;
anterior intraoccipital j. anterior intraoccipital synchondrosis
arthrodial j. plane j
atlantoaxial j. compound j. between first and second cervical vertebrae.
atlanto-occipital j. a condylar synovial joint between the superior articular facets of the atlas and the condyles of the occipital bone.articulatio atlanto-occipitalis [NA], atlanto-occipital articulation;
j.'s of auditory ossicles the joints of the ossicular chain consisting of incudomallear j., incudostapedeal j., and the tympanostapedeal syndesmosis.articulationes ossiculorum auditus [NA], j.'s of ear bones;
ball-and-socket j. a multiaxial synovial joint in which a more or less extensive sphere on the head of one bone fits into a rounded cavity in the other bone, as in the hip joint.articulatio spheroidea [NA], articulatio cotylica [NA], cotyloid j., enarthrodial j., enarthrosis, socket j., spheroid articulation, spheroid j;
biaxial j. one in which there are two principal axes of movement situated at right angles to each other; e.g., saddle j.'s.
bicondylar j. a synovial joint in which two more or less distinct, rounded surfaces of one bone articulate with shallow depressions on another bone.articulatio bicondylaris [NA], bicondylar articulation;
bilocular j. one in which the intra-articular disk is complete, dividing the j. into two distinct cavities.
Budin's obstetrical j. posterior intraoccipital synchondrosis
calcaneocuboid j. a somewhat saddle-shaped synovial joint between the anterior surface of the calcaneus and the posterior surface of the cuboid. This is the lateral element of the compound transverse tarsal joint.articulatio calcaneocuboidea [NA] ;
capitular j. j. of head of rib
carpal j.'s 1. intercarpal j.'s 2. wrist j
carpometacarpal j.'s the synovial joints between the carpal and metacarpal bones; these are all plane joints except that of the thumb, which is saddle-shaped.articulationes carpometacarpeae [NA] ;
carpometacarpal j. of thumb the saddle-shaped synovial articulation between the trapezium and the base of the first metacarpal bone.articulatio carpometacarpea pollicis [NA] ;
cartilaginous j. a joint in which the apposed bony surfaces are united by cartilage; they are divided into synchondroses and symphyses; in synchondroses, the cartilage connecting the apposed surfaces is, as a rule, ultimately converted to bone, as between epiphyses and diaphyses of long bones; exceptions are the sternal synchondroses and the cartilaginous union of the first rib and the manubrium of the sternum; in symphyses the bones are connected by a flat disk of fibrocartilage which remains unossified throughout life; e.g., the intervertebral disk and the symphysis pubis.articulatio cartilaginis [NA], cartilaginous articulation, junctura cartilaginea, synarthrodial j. (2) ;
Charcot's j. tabetic arthropathy
Chopart's j. transverse tarsal j
Clutton's j.'s symmetrical arthrosis, especially of the knee joints, in cases of congenital syphilis.
coccygeal j. sacrococcygeal j
cochlear j. a variety of hinge j. in which the elevation and depression, respectively, on the opposing articular surfaces form part of a spiral, flexion being then accompanied by a certain amount of lateral deviation.screw j., spiral j;
coffin j. the distal interphalangeal articulation of the horse, a compound synovial j. between the middle and distal phalanges and also with the distal sesamoid or navicular bone on the caudal side.
composite j. compound j
compound j. a joint composed of three or more skeletal elements, or in which two anatomically separate joints function as a unit. For example, the telonavicular and calcaneocuboid joints act together as the compound transverse tarsal joint.articulatio complexa [NA], articulatio composita [NA], composite j., compound articulation;
condylar j. ellipsoidal j
costochondral j. the cartilaginous joint between the sternal end of a rib and the lateral end of a costal cartilage.articulatio costochondralis [NA], costochondral junction;
costotransverse j. the synovial articulation between the neck and tubercle of a rib and the transverse process of a vertebra.articulatio costotransversaria [NA] ;
costovertebral j.'s the synovial joints uniting ribs and vertebrae; they consist of the j. capitis costae and the j. costotransversaria.articulationes costovertebrales [NA] ;
cotyloid j. ball-and-socket j
cricoarytenoid j. the synovial joint between the base of each arytenoid cartilage and the upper border of the lamina of the cricoid cartilage.articulatio cricoarytenoidea [NA], cricoarytenoid articulation;
cricothyroid j. the synovial articulation between the inferior horn of the thyroid cartilage and the side of the cricoid cartilage.articulatio cricothyroidea [NA], cricothyroid articulation;
Cruveilhier's j. median atlantoaxial j
cubital j. elbow j
cuboideonavicular j. a fibrous j. between adjacent parts of the cuboid and navicular bones; occasionally a synovial cavity is found here as an extension of the cuneonavicular j.
cuneocuboid j. the synovial articulation between the lateral surface of the lateral cuneiform and the anterior two-thirds of the medial surface of the cuboid.
cuneometatarsal j.'s tarsometatarsal j.'s
cuneonavicular j. the synovial joint between the anterior surface of the navicular and the posterior surfaces of the three cuneiform bones.articulatio cuneonavicularis [NA], cuneonavicular articulation;
dentoalveolar j. gomphosis
diarthrodial j. synovial j
digital j.'s interphalangeal j.'s of hand
DIP j.'s distal interphalangeal j.'s
distal interphalangeal j.'s the synovial j.'s between the middle and distal phalanges of the fingers and of the toes.DIP j.'s;
distal radioulnar j. the pivot synovial joint between the head of the ulna and the ulnar notch on the radius; an articular disk passes across the distal part of the joint.articulatio radioulnaris distalis [NA], distal radioulnar articulation, inferior radioulnar j;
distal tibiofibular j. tibiofibular syndesmosis
j.'s of ear bones j.'s of auditory ossicles
elbow j. a compound hinge synovial joint between the humerus and the bones of the forearm; it consists of the j. humeroradialis and the j. humeroulnaris.articulatio cubiti [NA], cubital j;
ellipsoidal j. a modified ball-and-socket synovial joint in which the joint surfaces are elongated or ellipsoidal; it is a biaxial joint, i.e., two axes of motion at right angles to each other, the radiocarpal being an example.articulatio ellipsoidea [NA], articulatio condylaris [NA], condylar articulation, condylar j;
enarthrodial j. ball-and-socket j
facet j.'s zygapophyseal j.'s
false j. pseudarthrosis
femoropatellar j. the articulation of the facets on the articular surface of the patella with corresponding surfaces on the femoral condyles.
fibrous j. a union of two bones by fibrous tissue such that there is no joint cavity and almost no motion possible; the types of fibrous joints are sutures, syndesmoses, and gomphoses.articulatio fibrosa [NA], immovable j., junctura fibrosa, synarthrodia, synarthrodial j. (1) ;
flail j. a j. with loss of function caused by loss of ability to stabilize the j. in any plane within its normal range of motion.
j.'s of foot j.'s including the talocrural, intertarsal, tarsometatarsal, intermetatarsal, metatarsophalangeal and interphalangeal joints.articulationes pedis [NA], articulations of foot;
j.'s of free inferior limb j.'s of free lower limb
j.'s of free lower limb the joints uniting the bones of the free inferior limb to one another and to the pelvic girdle; they are the hip joint, knee joint, tibiofibular joints, and the joints of the ankle and foot.articulationes membri inferioris liberi [NA], j.'s of free inferior limb, juncturae membri inferioris liberi;
j.'s of free superior limb j.'s of free upper limb
j.'s of free upper limb the joints uniting the bones of the free superior limb girdle; they are the shoulder joint, elbow joint, radioulnar joints, and joints of the wrist and hand.articulationes membri superioris liberi [NA], j.'s of free superior limb, juncturae membri superioris liberi;
ginglymoid j. hinge j
gliding j. plane j
gompholic j. gomphosis
j.'s of hand these joints include the radiocarpal or wrist joint; intercarpal, carpometacarpal, intermetacarpal; metacarpophalangeal and interphalangeal joints.articulationes manus [NA], articulations of hand;
j. of head of rib the synovial joint between a rib and bodies of two adjacent vertebrae; the joint cavity is divided by an intra-articular ligament which attaches to the intervertebral disk; the first, tenth, eleventh, and twelfth ribs articulate with only one vertebra.articulatio capitis costae [NA], capitular j;
hemophilic j. chronic arthroplasty due to repeated hemarthrosis in a hemophiliac.
hinge j. a uniaxial joint in which a broad, transversely cylindrical convexity on one bone fits into a corresponding concavity on the other, allowing of motion in one plane only, as in the elbow.ginglymus [NA], ginglymoid j;
hip j. the ball-and-socket synovial joint between the head of the femur and the acetabulum.articulatio coxae [NA], coxa (2), thigh j;
humeroradial j. the portion of the elbow joint between the capitulum of the humerus and the head of the radius.articulatio humeroradialis [NA], humeroradial articulation;
humeroulnar j. the portion of the elbow joint between the trochlea of the humerus and the trochlear notch of the ulna.articulatio humeroulnaris [NA] ;
hysterical j. a simulation of j. disease, with symptoms of pain, possibly swelling, and impairment of motion.
immovable j. fibrous j
incudomalleolar j. the saddle synovial joint between the incus and the malleus.articulatio incudomallearis [NA], incudomalleolar articulation;
incudostapedial j. the synovial joint between the lenticular process on the long crus of the incus and the head of the stapes.articulatio incudostapedia [NA], incudostapedial articulation;
j.'s of inferior limb girdle j.'s of pelvic girdle
inferior radioulnar j. distal radioulnar j
inferior tibiofibular j. tibiofibular syndesmosis
interarticular j.'s zygapophyseal j.'s
intercarpal j.'s the synovial joints between the carpal bones.articulationes intercarpeae [NA], carpal j.'s (1) ;
interchondral j.'s the synovial joints between the contiguous surfaces of the fifth, sixth, seventh, eighth, ninth, and tenth costal cartilages, forming the costal arch.articulationes interchondrales [NA], interchondral articulations;
intercuneiform j.'s the articulations between contiguous surfaces of the cuneiform bones.
intermetacarpal j.'s the synovial joints between the bases of the second, third, fourth, and fifth metacarpal bones.articulationes intermetacarpeae [NA] ;
intermetatarsal j.'s the synovial joints between the bases of the five metatarsal bones.articulationes intermetatarseae [NA], intermetatarsal articulations;
interphalangeal j.'s of hand the hinge synovial j.'s between the phalanges of the fingers.articulationes interphalangeae manus [NA], digital j.'s, interphalangeal articulations, phalangeal j.'s;
interphalangeal j.'s of foot the hinge synovial j.'s between the phalanges of the toes.articulationes interphalangeae pedis [NA] ;
intersternebral j.'s synchondroses intersternebrales, under synchondrosis
intertarsal j.'s the synovial joints which unite the tarsal bones.articulationes intertarseae [NA], intertarsal articulations, tarsal j.'s;
jaw j. temporomandibular j
knee j. a compound condylar synovial joint consisting of the joint between the condyles of the femur and the condyles of the tibia, articular menisci (semilunar cartilages) being interposed, and the articulation between femur and patella.articulatio genus [NA] ;
lateral atlantoaxial j. a condylar synovial joint between the inferior articular facets of the atlas and the superior articular facets of the axis.articulatio atlantoaxialis lateralis [NA], lateral atlantoepistrophic j;
lateral atlantoepistrophic j. lateral atlantoaxial j
Lisfranc's j.'s tarsometatarsal j.'s
lumbosacral j. the articulation of the fifth lumbar vertebra with the sacrum.articulatio lumbosacralis [NA], junctura lumbosacralis;
Luschka's j.'s uncovertebral j.'s
mandibular j. temporomandibular j
manubriosternal j. the early union, by hyaline cartilage, of the manubrium and the body of the sternum, which later becomes a symphysial type of joint.synchondrosis manubriosternalis [NA] ;
median atlantoaxial j. a pivot synovial joint between the dens of the axis and the ring formed by the anterior arch and the transverse ligament of the atlas.articulatio atlantoaxialis mediana [NA], Cruveilhier's j., middle atlantoepistrophic j;
metacarpophalangeal j.'s the spheroid synovial joints between the heads of the metacarpals and the bases of the proximal phalanges.articulationes metacarpophalangeae [NA], metacarpophalangeal articulations, MP j.'s (1) ;
metatarsophalangeal j.'s the spheroid synovial joints between the heads of the metatarsals and the bases of the proximal phalanges of the toes.articulationes metatarsophalangeae [NA], metatarsophalangeal articulations, MP j.'s (2) ;
midcarpal j. the synovial joint between the proximal and distal rows of carpal bones.articulatio mediocarpea [NA], middle carpal j;
middle atlantoepistrophic j. median atlantoaxial j
middle carpal j. midcarpal j
middle radioulnar j. radioulnar syndesmosis
midtarsal j. transverse tarsal j
mortise j. ankle j
movable j. synovial j
MP j.'s 1. metacarpophalangeal j.'s 2. metatarsophalangeal j.'s
multiaxial j. one in which movement occurs in a number of axes. See ball-and-socket j.polyaxial j;
neurocentral j. neurocentral synchondrosis
neuropathic j. destructive j. disease caused by diminished proprioceptive sensation, with gradual destruction of the j. by repeated subliminal injury, commonly associated with tabes dorsalis or diabetic neuropathy.neuropathic arthritis, neuropathic arthropathy;
j.'s of pectoral girdle the joints uniting the scapulae and clavicles to each other and the latter to the sternum forming the superior limb girdle; these are the acromioclavicular and the sternoclavicular joints.articulationes cinguli membri superioris [NA], j.'s of superior limb girdle, juncturae cinguli membri superioris;
peg-and-socket j. gomphosis
j.'s of pelvic girdle the j.'s that unite the sacrum and the two hip bones to form the pelvic girdle; these are the sacroiliac j.'s, the pubic symphysis, the sacrotuberal and sacrospinal ligaments, and the obturator membrane.articulationes cinguli membri inferioris [NA], j.'s of inferior limb girdle;
petro-occipital j. fibrocartilage filling the petro-occipital fissure.synchondrosis petro-occipitalis [NA] ;
phalangeal j.'s interphalangeal j.'s of hand
PIP j.'s proximal interphalangeal j.'s
pisotriquetral j. the synovial joint between the pisiform and triquetrum; it is separate from the other intercarpal joints.articulatio ossis pisiformis [NA], articulation of pisiform bone;
pivot j. a synovial joint in which a section of a cylinder of one bone fits into a corresponding cavity on the other, as in the proximal radioulnar joint.articulatio trochoidea [NA], helicoid ginglymus, lateral ginglymus, rotary j., rotatory j., trochoid articulation, trochoid j;
plane j. a synovial joint in which the opposing surfaces are nearly planes and in which there is only a slight, gliding motion, as in the intermetacarpal joints.articulatio plana [NA], arthrodia, arthrodial articulation, arthrodial j., gliding j;
polyaxial j. multiaxial j
posterior intraoccipital j. posterior intraoccipital synchondrosis
proximal interphalangeal j.'s the synovial j.'s between the proximal and middle phalanges of the fingers and of the toes.PIP j.'s;
proximal radioulnar j. the pivot synovial joint between the head of the radius and the ring formed by the radial notch of the ulna and the annular ligament.articulatio radioulnaris proximalis [NA], proximal radioulnar articulation, superior radioulnar j;
proximal tibiofibular j. the plane synovial joint between the lateral condyle of the tibia and the head of the fibula.articulatio tibiofibularis [NA], superior tibial articulation, superior tibiofibular j., tibiofibular articulation (1) ;
radiocarpal j. wrist j
rotary j. , rotatory j. pivot j
sacrococcygeal j. the cartilaginous articulation of the coccyx with the sacrum.articulatio sacrococcygea [NA], coccygeal j., junctura sacrococcygea, sacrococcygeal junction, symphysis sacrococcygea;
sacroiliac j. the synovial joint on either side between the auricular surface of the sacrum and that of the ilium.articulatio sacroiliaca [NA], sacroiliac articulation;
saddle j. a biaxial synovial joint in which the double motion is effected by the opposition of two surfaces, each of which is concave in one direction and convex in the other; as in the carpometacarpal joint of the thumb.articulatio sellaris [NA], articulatio ovoidalis;
schindyletic j. wedge-and-groove j
screw j. cochlear j
shoulder j. a ball-and-socket synovial joint between the head of the humerus and the glenoid cavity of the scapula.articulatio humeri [NA], glenohumeral articulation, humeral articulation;
simple j. one composed of two bones only.articulatio simplex [NA] ;
socket j. ball-and-socket j
spheno-occipital j. spheno-occipital synchondrosis
spheroid j. ball-and-socket j
spiral j. cochlear j
sternal j.'s sternal synchondroses, under synchondrosis
sternoclavicular j. the synovial articulation between the medial end of the clavicle and the manubrium of the sternum and cartilage of the first rib; an articular disk subdivides the joint into two cavities.articulatio sternoclavicularis [NA] ;
sternocostal j.'s the joints between the cartilages of the first seven ribs and the sternum; synovial cavities are variable in occurrence in these joints.articulationes sternocostales [NA], sternocostal articulations;
stifle j. the femorotibial articulation in the hind leg of the horse and other quadrupeds; it corresponds to the knee in humans.stifle;
subtalar j. a plane synovial joint between the inferior surface of the talus and the posterior articular surface of the calcaneus. The term is also used clinically to refer to the compound joint formed by the talocalcaneal and talocalcaneonavicular joints.articulatio subtalaris [NA], talocalcaneal j;
j.'s of superior limb girdle j.'s of pectoral girdle
superior radioulnar j. proximal radioulnar j
superior tibiofibular j. proximal tibiofibular j
suture j. suture
synarthrodial j. 1. fibrous j 2. cartilaginous j
synchondrodial j. synchondrosis
syndesmodial j. , syndesmotic j. syndesmosis
synovial j. a joint in which the opposing bony surfaces are covered with a layer of hyaline cartilage or fibrocartilage, there is a joint cavity containing synovial fluid, lined with synovial membrane and reinforced by a fibrous capsule and ligaments, and there is some degree of free movement possible.articulatio synovialis [NA], diarthrodial j., diarthrosis, junctura synovialis, movable j., perarticulation;
talocalcaneal j. subtalar j
talocalcaneonavicular j. a ball-and-socket synovial joint, part of which participates in the transverse tarsal joint, formed by the head of the talus articulating with the navicular bone and the anterior part of the calcaneus.articulatio talocalcaneonavicularis [NA] ;
talocrural j. ankle j
talonavicular j. the part of the talocalcaneonavicular j. which forms the medial element of the compound transverse tarsal j.
tarsal j.'s intertarsal j.'s
tarsometatarsal j.'s the three synovial joints between the tarsal and metatarsal bones, consisting of a medial joint between the first cuneiform and first metatarsal, an intermediate joint between the second and third cuneiforms and corresponding metatarsals, and a lateral joint between the cuboid and fourth and fifth metatarsals.articulationes tarsometatarseae [NA], cuneometatarsal j.'s, Lisfranc's j.'s;
temporomandibular j. the synovial articulation between the head of the mandible and the mandibular fossa and articular tubercle of the temporal bone; a fibrocartilaginous articular disk divides the joint into two cavities.articulatio temporomandibularis [NA], articulatio mandibularis, jaw j., mandibular j., temporomandibular articulation;
thigh j. hip j
transverse tarsal j. the synovial joints between the talus and navicular bone medially and the calcaneus and navicular bones laterally which act as a unit in allowing the front of the foot to pivot relative to the back of the foot about the longitudinal axis of the foot, contributing to the total inversion and eversion movements.articulatio tarsi transversa [NA], Chopart's j., midtarsal j., transverse tarsal articulation;
trochoid j. pivot j
uncovertebral j.'s small synovial j.'s between adjacent lateral lips of the bodies of the lower cervical vertebrae.Luschka's j.'s;
uniaxial j. one in which movement is around one axis only.
unilocular j. one in which an intra-articular disk is incomplete or absent, the j. having but a single cavity.
wedge-and-groove j. a form of fibrous joint in which the sharp edge of one bone is received in a cleft in the edge of the other, as in the articulation of the vomer with the rostrum of the sphenoid.schindylesis [NA], schindyletic j., wedge-and-groove suture;
wrist j. the synovial joint between the distal end of the radius and its articular disk and the proximal row of carpal bones with the exception of the pisiform bone.articulatio radiocarpea [NA], carpal articulation, carpal j.'s (2), radiocarpal articulation, radiocarpal j;
xiphisternal j. the cartilaginous union between the xiphoid process and the body of the sternum.synchondrosis xiphosternalis [NA] ;
zygapophyseal j.'s the synovial joints between zygapophyses or articular processes of the vertebrae.articulationes zygapophyseales [NA], facet j.'s, interarticular j.'s, juncturae zygapophyseales;

joint mice joint mice

Small fibrous, cartilaginous, or bony loose bodies in the synovial cavity of a joint.

Jolles Jolles

Adolf, Austrian chemist, 1863-1944. See J.'s test.

Jolly Jolly

Justin, French histologist, 1870-1953. See J. bodies, under body; Howell-J. bodies, under body.

Jolly Jolly

Friedrich, German neurologist, 1844-1904. See J.'s reaction.

Jones Jones

Ernest, British psychiatrist, 1879-1958. See Ross-J. test.

Jones Jones

Henry Bence. See Bence J.

Jonnesco Jonnesco , Ionescu

Thomas, Roumanian surgeon, 1860-1926. See J.'s fossa.

Jonston Jonston

Johns, Scottish physician in Poland, 1603-1675. See J.'s alopecia, area.

Joseph Joseph

Jacques, German surgeon, 1865-1934. See J. rhinoplasty, knife.

Joubert Joubert

Marie, 20th century Canadian neurologist. See J.'s syndrome.

Joule Joule

James P., British physicist, 1818-1889. See joule; J.'s equivalent.

joule (J) joule (J) (jul, jowl)

A unit of energy; the heat generated, or energy expended, by an ampere flowing through an ohm for 1 second; equal to 10⁷ ergs and to a newton-meter. It is an approved multiple of the SI fundamental unit of energy, the erg, and is intended to replace the calorie (4.184 J).unit of heat (3) ; [J.P. Joule]

juccuya juccuya (u-ku´ya)

cutaneous leishmaniasis

Judkins Judkins

Melvin P., U.S. radiologist, 1922-1985; pioneer in coronary angiography and angioplasty. See J. technique.

juga juga (ju´ga)

Plural of jugum.

jugal jugal (ju´gal)

1. Connecting; yoked. 2. Relating to the zygomatic bone. [L. jugalis, yoked together, fr. jugum, a yoke]

jugale jugale (ju-ga´le)

A craniometric point at the union of the temporal and frontal processes of the zygomatic bone.jugal point;

jugomaxillary jugomaxillary (ju´go-mak´si-lar-e)

Relating to the zygomatic bone and the maxilla.

jugular jugular (jug´yu-lar)

1. Relating to the throat or neck. 2. Relating to the j. veins. 3. A j. vein. [L. jugulum, throat]

jugulum jugulum (jug´yu-lum)

throat (2)

jugum jugum, pl. juga (ju´gum, -ga)

1. A ridge or furrow connecting two points.yoke; 2. A type of forceps. [L. a yoke]
j. alveola´re, pl. ju´ga alveola´ria [NA] one of the eminences on the outer surface of the alveolar process of the maxilla or mandible, formed by the roots of the incisor teeth.alveolar yoke;
j. sphenoida´le [NA] a plane surface on the sphenoid bone, in front of the sella turcica, connecting the two lesser wings, and forming part of the anterior cranial fossa and especially later in life, the roof of the anteriormost portion of the sphenoidal sinus.planum sphenoidale;

juice juice (jus)

1. The interstitial fluid of a plant or animal. 2. A digestive secretion. [L. jus, broth]
appetite j. gastric j. secreted upon the sight or smell of food and at the time of eating, influenced by the attractiveness of the food and delight in the food ingested; a conditioned reflex.
cancer j. turbid, white to yellow-white or gray-white fluid (chiefly plasma) that may be expressed from certain forms of malignant neoplastic tissue, and is likely to contain neoplastic cells and debris; formed especially in relatively large, degenerating, partly necrotic foci of rapidly growing neoplastic tissue.
gastric j. the digestive fluid secreted by the glands of the stomach; a thin colorless liquid of acid reaction containing primarily hydrochloric acid, chymosin, pepsinogen, and intrinsic factor plus mucus.
intestinal j. an alkaline straw-colored fluid secreted by the intestinal glands; its enzymes (peptidases, saccharases, nucleases, lecithinases, phosphatases, lipases) complete the hydrolysis of carbohydrates, proteins, and lipids.
pancreatic j. the external secretion of the pancreas; a clear alkaline fluid containing several enzymes: a-amylase, nucleases, trypsinogen, chymotrypsinogen, and triacylglycerol lipase.

Jukes Jukes (juks)

The pseudonym for a celebrated family, most of whose members were social misfits, feebleminded, and degenerate. See also Kallikak.

junction junction (jungk´shun)

junctura (2)
amelodental j. , amelodentinal j. rarely used terms for dentinoenamel j.
amnioembryonic j. the line of amniotic attachment to the periphery of the embryonic disk.
anorectal j. transition from rectum to anal canal; corresponds to the perineal flexure, or the level at which the gut perforates the pelvic diaphragm; here the rectal ampulla narrows abruptly into a narrow slip.
A-V j. imprecisely defined zone surrounding and including the A-V node and the adjacent atrial and ventricular myocardium.
cardioesophageal j. the abrupt transition from esophageal mucosa to that of the cardiac portion of stomach, demarcated internally in the living by the z-line, and approximated externally by the cardiac notch.
cementodentinal j. the surface at which the cementum and dentin of the root of a tooth are joined.dentinocemental j;
cementoenamel j. the surface at which the enamel of the crown and the cementum of the root of a tooth are joined. See also cervical line.
choledochoduodenal j. that part of the duodenal wall traversed by the ductus choledochus, ductus pancreaticus, and ampulla.
costochondral j. costochondral joint
dentinocemental j. cementodentinal j
dentinoenamel j. the surface at which the enamel and the dentin of the crown of a tooth are joined.
duodenojejunal j. point along the course of the gastrointestinal tract where the duodenum ends and the jejunum begins; occurs approximately at the level of the L2 vertebra, 2-3 cm to the left of the midline; usually takes the form of an acute angle, the duodenojejunal flexure, and is supported by the attachment of the suspensory muscle (ligament) of the duodenum.
electrotonic j. gap j
esophagogastric j. terminal end of esophagus and beginning of stomach at the cardiac orifice; site of the physiologic inferior esophageal sphincter.
gap j. 1. an intercellular j. formerly considered to be a tight, membrane-to-membrane j. (macula occludens) but now shown to have a 2-nm gap between apposed cell membranes; the gap is not void but contains subunits in the form of polygonal lattices; it occurs in epithelia, between certain nerve cells, and in smooth and cardiac muscle; it is believed to mediate electrotonic coupling which allows ionic currents to pass from one cell to another. See also synapse. 2. areas of increased electrochemical communication between myometrial cells which aid in the propagation of the contractions of labor.electrotonic j., electrotonic synapse, macula communicans, nexus;
Holliday j. the cross-strand structure formed when two DNA duplexes cross in a recombination event.Holliday structure;
ileocecal j. point along the course of the gastrointestinal tract where the small intestine (ileum) ends as it opens into the cecal portion of the large intestine; occurs usually within the iliac fossa, demarcated internally as the ileocecal orifice.
intercellular j.'s specializations of the cellular margins that contribute to the adhesion or allow for communication between cells; they include the macula adherens (desmosome), zonula adherens, zonula occludens, and nexus (gap junction).
intermediate j. zonula adherens
j. of lips commissure of lips
manubriosternal j. sternal angle
mucocutaneous j. the site of transition from epidermis to the epithelium of a mucous membrane.
muscle-tendon j. muscle-tendon attachment
myoneural j. the synaptic connection of the axon of the motor neuron with a muscle fiber. See motor endplate.neuromuscular j;
neuroectodermal j. the margin of the embryonic neural plate separating it from the embryonic ectoderm; cells from this region form the neural crest.neurosomatic j;
neuromuscular j. myoneural j
neurosomatic j. neuroectodermal j
rectosigmoid j. the site where the sigmoid colon becomes the rectum; usually takes the form of an acute angle, demarcated externally by a discontinuation of appendices epiploicae, a spreading out of the teniae coli to completely encircle the rectum, and consequently, termination of the sacculations (haustrae) between the teniae.
right splicing j. boundary between the right end of an intron and the left end of the adjacent exon.acceptor splicing site;
sacrococcygeal j. sacrococcygeal joint
sclerocorneal j. limbus of cornea
squamocolumnar j. the site of transition from stratified squamous epithelium to columnar epithelium, usually characterized by stratified columnar epithelium.
ST j. J point
sternomanubrial j. manubriosternal symphysis
tight j. an intercellular j. between epithelial cells in which the outer leaflets of lateral cell membranes fuse to form a variable number of parallel interweaving strands that greatly reduce transepithelial permeability to macromolecules, solutes, and water via the paracellular route.
tympanostapedial j. the connection of the base or foot-plate of the stapes with the vestibular (oval) window.syndesmosis tympanostapedia [NA] ;
ureteropelvic j. (UPJ) site of origin of the ureter from the renal pelvis, a common location for congenital or acquired obstruction.

junctura junctura, pl. juncturae (jungk-tu´ra, -re)

1. joint 2. The point, line, or surface of union of two parts, mainly bones or cartilages.junction, juncture; [L. a joining]
j. cartilagi´nea cartilaginous joint
junctu´rae cin´guli mem´bri superio´ris joints of pectoral girdle, under joint
j. fibro´sa fibrous joint
j. lumbosacra´lis lumbosacral joint
junctu´rae mem´bri inferio´ris li´beri joints of free lower limb, under joint
junctu´rae mem´bri superio´ris li´beri joints of free upper limb, under joint
junctu´rae os´sium alternative name for articulationes. See articulatio.
j. sacrococcy´gea sacrococcygeal joint
j. synovia´lis synovial joint
junctu´rae ten´dinum intertendinous connections, under connection
junctu´rae zygapophysea´les zygapophyseal joints, under joint

juncture juncture (jungk´chur)

junctura (2)

Jung Jung

Karl G., Swiss anatomist, 1793-1864. See J.'s muscle.

Jung Jung

Carl Gustav, Swiss psychiatrist and psychologist, 1875-1961. See jungian psychoanalysis.

jungian jungian (yung´e-an)

The psychological system or the psychoanalytic form of treatment deriving from it; developed by Carl Gustav Jung.

Jüngling Jüngling

Adolph O., German surgeon, 1884-1944. See J.'s disease.

juniper juniper (ju´ni-per)

The dried ripe fruit of Juniperus communis (family Pinaceae). [L. the juniper tree]
j. berry oil oil of juniper
j. tar the empyreumatic volatile oil obtained from the woody portion of Juniperus oxycedrus; used externally for skin diseases.cade oil;

Junius Junius

Paul, German ophthalmologist, *1871. See Kuhnt-J. degeneration, disease.

Junod Junod

Victor T., French physician, 1809-1881. See J.'s boot.

jurisprudence jurisprudence (jur-is-pru´dens)

The science of law, its principles and concepts. [L. juris prudentia, knowledge of law]
dental j. forensic dentistry
medical j. forensic medicine

justice justice

The ethical principle that persons who have similar circumstances and conditions should be treated alike; sometimes known as distributive justice. [L. justitia, fr. jus, right, law]

justo major justo major (jus´to ma´jer)

See pelvis justo major.

justo minor justo minor (jus´to mI´ner)

See pelvis justo minor.

juvenile delinquent juvenile delinquent

A minor who cannot be controlled by parental authority and commits antisocial or criminal acts, such as vandalism, violence, or robbery.

juxtacrine juxtacrine (juks´ta-krin)

A mode of hormone action that requires the cell producing the effector to be in direct contact with the cell containing the appropriate receptor. [L. juxta, close to, + G. krino, to separate]

juxtaepiphysial juxtaepiphysial (juks´ta-ep-i-fiz´e-al)

Close to or adjoining an epiphysis.

juxtaglomerular juxtaglomerular (juks´ta-glo-mer´yu-lar)

Close to or adjoining a renal glomerulus.

juxtallocortex juxtallocortex (juks´ta-lo-kor´teks)

O. Vogt's collective term for several regions of the cerebral cortex which occupy an intermediate position between the isocortex and the allocortex.

juxtamedullary juxtamedullary (juks´ta-med´u-lar-e)

Close to or adjoining the medullary border.

juxtaposition juxtaposition (juks-ta-po-zish´un)

A position side by side. See also apposition, contiguity. [L. juxta, near to, + positio, a placing, fr. pono, pp. positus, to place]