Anatomy, Female Reproductive System Questions Answers 2023

Anatomy, Female Reproductive System Questions Answers 2023 Female urinary bladder (5) Female urethra (7) Female pubic symphysis (6) Female rectum (22) Ovaries (2) Paired Produce ova in follicles Located lateral to the superior portion of the uterus. Primary follicle (2) Begin forming in puberty Graafian follicle (tertiary follicle) (4) one produced every 28 days until menopause (age 40-45) (13/year, approx. 400 in a lifetime) 200x bigger than sperm cell at birth: 2 million oogonia (potential egg cell) at puberty: 400,000 Ovum (8) If not fertilized in 48 hours after ovulation, the egg will begin to decompose. Corpus luteum (6) Develops from an ovarian follicle during the luteal phase of the menstrual cycle, following the release of a secondary oocyte from the follicle during ovulation. Remains in the ovary while the oocyte follows the uterine tube to the uterus. Uterine tube (11) Extend to ovaries Lined with cilia. Cilia beat constantly to move egg or fluid towards uterus. keeps pathogens from traveling into body cavity walls made of smooth muscle, egg moves through peristalsis The egg enters here through the fimbriae and is moved through here by cilia. Egg must be fertilized in the distal 2/3 of this tube, within 24 hours after ovulation. Extends from the ovaries(4) to the body of the uterus (1) in the fundus area (10). Infundibulum (6) "funnel-shaped" Fimbria (5) partially encases ovary but not attached "finger-like" Cilia on the inner surface will "draw" the ovulated egg into the ciliated uterine tubes Ampulla (7) Intermediate portion of the uterine tube. Isthmus (8) Ampulla (7) leads to this. A short segment adjacent to uterine wall. Body of uterus (1)+ Fundus of uterus (10) The superior rounded edge of the uterus. Cervix (27) The narrowed region that leads to the vagina Endometrium (15) inner lining of uterus. Highly vascular This section enlarges (thickens) to prepare the uterus for the implantation of a fertilized. The fertilized egg will implant here (7 days after ovulation) Forms part of placenta Myometrium (13) Middle (thickest) layer of uterus made of smooth muscle - longitudinal, circular, oblique Responsible for uterine contractions Can contract with 100 lb of force Stimulated by oxytocin