Female Reproductive System: Anatomy, Ligament, Ovaries, Uterus, Parturition, Hormones, Slides of Biology

Download Female Reproductive System: Anatomy, Ligament, Ovaries, Uterus, Parturition, Hormones and more Slides Biology in PDF only on Docsity! Female Reproductive Tract Docsity.com Broad Ligament • suspends the female reproductive tract in the pelvic cavity • has three portions Docsity.com Oviduct ¢ three portions ¢ infundibulum ° ampulla e isthmus ® Docsity.com Oviduct • ova remains in oviduct for 3-6 days • 1/8 inch in diameter • 20 cm. Long in a cow Docsity.com Uterus • passageway for sperm cells from cervix to oviduct • produce histotroph - nourishes developing embryo until placenta forms • expel fetus at parturition Docsity.com Cervix • located between uterus and vagina • forms a barrier between the internal and external environment • thick walled, many ringed organ Docsity.com Vagina • point where urinary and reproductive tracts join • receptacle for semen • passageway for fetus Docsity.com Vulva • outer opening of reproductive tract Docsity.com Estrogen • produced by the follicle in non pregnant female and placenta in late pregnancy • induce estrus - heat • responsible for female contour Docsity.com Estrogen • develop duct system of mammary gland • causes edema - retention of water • increases muscle development Docsity.com Progesterone • hormone that keeps female out of heat • relaxes uterus • secretion of histotroph Docsity.com LH • Lutenizing hormone • causes ovulation • ova is released from the follicle Docsity.com HCG • Human Chorionic Gonadotropin • produced by the placenta of pregnant women early in pregnancy Docsity.com HCG • used on cows that are cystic - won’t ovulate • causes ovulation Docsity.com C.L. • produces progesterone • if female becomes pregnant a new follicle does not burst and estrogen production is reduced Docsity.com Gestation • length of time from conception till birth • cows - 281 days • pigs - 114 days (3 mos, 3 weeks, 3 days) • horses - 336 days Docsity.com Gestation • sheep - 148 days • goats - 151 days Docsity.com