Labels:monitor | plant | sky | web site OCR: Hormonal Changes during Pregnancy Following implantation embrvonic cells begin to secrete human chorionic gonadotropin Human chorionic gonadotropin maintains the corpus luteum which continues secrete estrogen pue progesterone The developing placenta secretes large quantities of estrogen and progesterone Placenta estrogen and progesterone Stimulate the uterine lining to continue development Maintain the uterine lining. Inhibit the anterior pituitary's secretion of follicle- stimulating hormone (FSH) and luteinizing hormone (LH). Stimulate development of mammary glands Inhibit uterine contractions (progesterone) Enlarge the reproductive organs (estrogen). Relaxin from the corpus luteum inhibits uterine contractions and relaxes the pelvic ligaments The placenta secretes placental lactogen tha ...
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