NURS 106 Lecture Notes - Lecture 37: Tunica Vaginalis, Folliculogenesis, Oocyte
5 Dec 2018
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Ovum and glandular function (estrogen and progesterone) Millions of primary oocytes in baby girls. Oocyte either becomes a primordial follicle or enters prophase i. Open, funnel-shaped portion near the ovary, has numerous fimbriae, with an. Serosa help to move the ovum. Between the uterus and the sacrum. Attachment between anterior part of uterus and inguinal canal. Inferior part of the broad ligament. First day of menstruation considered start of a new cycle. Prostaglandin also stimulates myometrial contractions, helping to expel blood and causing the disruption and death of endometrium) Uterine prostaglandin endometrial debris from uterine cavity: proliferative phase. Concurrent with the last potion of ovarian follicular phase. Endometrium starts to repair itself and proliferate due to newly growing follicles. Lasts from the end of menstruation to ovulation. Triggers the lh surge responsible for ovulation: progestational/secretory phase. Corpus luteum secretes large amounts of progesterone and estrogen. No fertilization, then corpus luteum degenerates and new follicular phase.
