BIOD 152- Module 6 Exam With Correct Questions And Answers

BIOD 152- Module 6 Exam With Correct Questions And Answers What are the 3 layers of the oviducts? - outer serous coat, middle muscular coat, and inner mucosa coat Uterus - -Hallow, thick-walled muscular organ -btwn bladder and rectum -forward-tilted position what connects the uterine tubes to the vaginal canal? - Uterus Layers of the uterus - -Puter serous perimetrium -myometrium: muscular, expands -endometrium: inner layer, embryo completes development here, this sheds monthly What is the fundus? - -top region of uterus During pregnancy, why is the fundus measured? - -height is measured from top of pubic bone to determine growth rates and abnormalities What is the body of the uterus? - -middle receives fertilized egg The female reproductive system must produce and maintain... - eggs & estrogen as well as maintain the development of a fetus after fertilization of an egg occurs What are the female internal reproductive organs? - Ovaries, oviducts (fallopian tubes), uterus, vaginal canal What are the female external reproductive organs? -Vulva What is the main reproductive organ in females? - ovaries What holds the immature eggs inside of the ovaries? - ovarian follicles What is ovulation? - release of a mature egg, occurs approx every 28 days Describe the ovarian cycle? - an egg is released from the ovarian follicle, which becomes the corpus luteum after ovulation What is the function of the corpus lutem? - helps maintain pregnancy if an egg is fertilized -will disintegrate if not fertilized Describe the infundibulum - -section of the oviduct -fimbriae are finger-like projections on ovary end (doesn't touch ovary) -captures egg from ovary by fimbriae and cilia lining Describe the Ampulla - -section of the oviduct -egg is most often fertilized here -nourishes zygote (fertilized egg) during early cell division from mucosa layer Describe isthmus - -section of the oviduct -muscular contractions and cilia move the egg through the isthmus to the uterus -opens to the uterus -delivers fertilized embryo for implantation in the uterus -delivers unfertilized egg into uterus for removal through menstration What is the cervix? - -posterior region of uterus -connects uterus to the vaginal canal Prior to ovulation, what happens to the cervix? - -it softens and secretes mucus to facilitate sperm access to uterus During pregnancy, what happens to the cervix? - -mucus plug develops to prevent bacteria from entering -protects fetus Describe the vaginal canal - -connects cervix to outside the body -elastic muscular tube What is the function of the vaginal canal? - -receives male penis during intercourse -outlet for menstruation -birth canal