Ovary Flashcards Preview

Ch. 13 Female Genital and Gestation > Ovary > Flashcards

Flashcards in Ovary Deck (9)
Loading flashcards...
1
Q

Hormone levels in polycystic ovarian syndrome

A

high LH to FSH

LH:FSH > 2

2
Q

These hormones act on which cells/which actions
LH
FSH
estradiol

A

LH: theca cells to release androgens
FSH: granulosa cells to convert androgens -> estradiol
estradiol: induces LH surge

3
Q

Residual ovarian follicle ie corpus leuteum secretes what

A

progesterone

functions to drive secretory phase and prepare endometrium for possible pregnancy

4
Q

Non-pathological ovarian cysts result from what phenomenon

A

degeneration of follicles

occasionally forms cysts that are insignificant

5
Q

How does a high LH: FSH ratio cause multiple cysts to be created

A

low levels of FSH cause degeneration of the follicle

form may cysts

6
Q

High LH in PCOD causes

A

theca cells to secrete excess androgen

hirtuism –> excess hair in male distribution

7
Q

Low FSH in PCOD causes

A

degenrations of follicles (not stimulated)

formation of ovarian cysts as a result

8
Q

Fate of androgens in PCOS

A

converted to estrone in adipose tissue
increases risk for endometrial carcinoma
due to high levels of estrogen

9
Q

Sx of PCOS

A

hirsutism, infertility, oligomenorrhea

insulin resistance possible –> T2D