3. Reproductive cycle Devided into 3 phases O Menstruation: 1-4days O the follicular phase: 5-14 days a number of follicles developing, only one dominant follicle others become atretic ovulation: 14th. releasing oocvte luteal phase: 15-28 days unless pregnancy occurs
3.Reproductive cycle Devided into 3 phases ❑Menstruation: 1-4days ❑ the follicular phase:5-14 days a number of follicles developing, only one dominant follicle others become atretic ovulation:14th, releasing oocyte ❑ luteal phase: 15-28 days unless pregnancy occurs
1) Development of ovary Ovarian cycle is divided into four phases O Development of follicles primitive follicles→ rimary follica→ secondary follicles,antrum/ developing follicles >maturity follicles 口 ovulation 口 corpus luteun 口 corpus albican
1) Development of ovary Ovarian cycle is divided into four phases ❑ Development of follicles primitive follicles→primary follicles → secondary follicles → antrun/ developing follicles → maturity follicles ❑ ovulation ❑ corpus luteum ❑ corpus albican
CHAPTER 34 Reproductive Cycle Immature follicles within the ovary Oocyte ⊙ Developing Penge follicle Granulosa Corpus albicans Theca cell Involution Ovulation (release of the Corpus egg through luteum (Blood and the wall of the fibrin) ovary FIGURE 34.3. Cyclic changes in ovarian follicle development. (From Smith RP: Gynecology in Primary Care. Baltimore, Williams Wilkins, 1996, p. 29.)