Deck 69: Female Reproductive Physiology

Question 1

The fun ction o f the c orpu s luteu m is to

A) Increase es trog en and pro ge ster on e lev els in the lute al ph ase of th e cyc le
B) Produce the LH and FSH surge that brings on ovulation
C) Recruit the next set of primary follicles
D) Increase estrogen levels prior to ovulation
E) Provide positive feedback fo GnRH release

Answer 1

A

Question 2

The remains of the ovulatory follicle that secretes estradiol and progesterone is called the

A) Corpus albicans
B) Atr etic follic le
C) Chorion
D) Corpus luteum
E) Corpus magnum

Answer 2

D

Question 3

The fate of G raffia n follicles that do not o vulate is to

A) Become a corpus luteum
B) Un de rgo atres ia
C) Become a corpus albicans
D) Be co m e a do m ina nt f ollic le
E) R e- en ter the ne xt c ycle

Answer 3

B

Question 4

If there is no pregnancy, the corpus luteum

A) Regresses to form the corpus albicans
B) Pr od uc es es tro ge n fo r th e n ex t cyc le
C) Induces menstruation by Increasing progesterone secretion
D) Induces menstruation by Increasing estrogen secretion
E) Induces menstruation by removal of inhibin secretion

Question 5

The three phases of the m enstrual cycle are

A) Follicular, ovulatory, and luteal phases
B) Bleeding, ovulation, and fertilization phases
C) Menstruation, ovulation and fertility phases
D) Graafian, ovulatory and progesterone phases
E) Follicular, fertility, and menstruation

Question 6

The gro wth o f the fo llicle to ovu lation tak es a bou t

A) 3 d ays
B) 14 da ys
C) 28 da ys
D) 85 days
E) 260 days

Question 7

The LH surge exceeds the FSH surge because

A) GnRH stimulates LH release more than FSH release
B) Inhibin produced by th e pr e-o vu lato ry follic le se lectiv ely in hib its F SH syn the sis and release
C) FSH is more rapidly degraded than LH
D) hCG Increases LH more than FSH
E) Estrogen produces by the pre-ovulatory follicle Increases LH synthesis and release

Question 8

The part of the female reproductive system that transports the ovum to the uterus is the

A) Fim br ia
B) Infundibulum
C) Fallopian tube
D) Endometrium
E) Myometrium

Question 9

The part of the female reproductive system that protects and nourishes the developing fetus and provides the motive force for birth is the

A) C er vix
B) Vagina
C) Uterus
D) Fallopian tube
E) Fim br ia

Question 10

The corpus luteum is stimulated to produce progesterone and estrogen mainly by

A) LH
B) FSH
C) GnRH
D) TSH
E) GH

Question 11

In a typical 28-day cyle, ovulation typically occurs on day

A) 5
B) 9
C) 14
D) 17
E) 20

Question 12

The tertiary follicle is distinguished from the secondary follicle by the presence of

A) An antrum and a thecal cell layer
B) A granulosa layer
C) A cumulus oophorus
D) A zona pellucida
E) An an trum and disting uish able th eca in terna and thec a exte rna laye rs

Question 13

Primary oogonia, precursors to developing ova, develop

A) During fetal life before 4 weeks of gestation
B) During fetal life between 6 and 24 weeks of gestation
C) During childhood in the years imm ediately prior to menarche
D) Du ring p ube rty
E) Continuously during adult life until menopause

Question 14

Meiosis I in the female oogonia begins

A) Begins at about 8 weeks of gestation and arrests in this stage
B) During childhood in the years imm ediately prior to menarche
C) Du ring p ube rty
D) D ur ing the rec ru itm en t ph as e o f th e c ycle wh en oo cyte s v ie fo r th e d om ina nt f ollic le
E) D ur ing the follic ula r ph as e o f th e c ycle

Question 15

The en zym e th at c on ve rts an dr os ten ed ion e to es tro ne an d te sto ste ro ne to e str ad iol is

A) Desm olase
B) Aromatase
C) 3 þ hydroxysteroid dehydrogenase
D) 17 a hydoxylase
E) 17,20 lyase

Question 16

The second m eiosis division of the oocyte occurs

A) During childhood in the years imm ediately prior to menarche
B) Du ring p ube rty
C) D ur ing the rec ru itm en t ph as e o f th e c ycle wh en oo cyte s v ie fo r th e d om ina nt f ollic le
D) D ur ing the follic ula r ph as e o f th e c ycle
E) After fertilization

Question 17

Ovulation requires

A) A prolonged Increase in estradiol preceding a spike of LH > FSH
B) A prolonged Increase in progesterone preceding a spike of FSH > LH
C) Gradual Increases in progesterone and estradiol
D) A spike of FSH > LH
E) A spike of estradiol>FSH

Question 18

The finger-like proc esses that capture the ovum after it is released during the m enstrual cycle are the

A) C er vix
B) Vagina
C) Uterus
D) Fallopian tube
E) Fim bria

Question 19

High estrogen in the absence of progesterone in the follicular phase

A) Increases GnRH release
B) Is necessary for the LH and FSH surge
C) Increases sensit ivity of the gonadotropes to GnRH
D) Produces a positive feedback on GnRH release and LH and FSH release
E) All of the above are true