home *** CD-ROM | disk | FTP | other *** search
/ Eyewitness: Encyclopedia of Science / Mac_DorlingKindersley_EyewitnessEncyclopediaOfScience.iso / mac / LISC / SENS / SENS001P.DIB (.png) < prev    next >
Bitmap Image  |  1995-06-29  |  85.6 KB  |  510x394  |  8-bit (181 colors)  |  [TEXT/LMAN]
   ocr: EARS AND HEARING Ewnth the sense organs that detect impulses sO that the animal quickly hears. to They contain receptors Ears help animals to react that are stimulated by sound different sounds, such as a mating call vibrations to send nerve impulses to or the noise of approaching danger. the brain. The brain interprets these Ears are located inside an animal's head, but mammals also have part of their ears outside to channel sounds Middle ear and sharpen their hearing. Nerve to brain Human ear Sounds first hit the eardrum. They are carried Eardrum via the middle ear to the mner ear, which sen ...