Question 1

Which is TRUE about hormonal control during pregnancy?

Accepted Answer

A)  The corpus luteum must remain functional for 38 weeks because it is the main source of estrogen and progesterone.
B)  The placenta responds to estrogen and progesterone from the corpus luteum,but does not secrete them.
C)  The placenta produces estrogen without any contribution from the fetal adrenal cortex.
D)  The placenta is provided with androgens by the maternal ovaries and adrenal glands,and by the fetal adrenal glands.
E)  The placenta secretes only steroid hormones,while fetal and maternal pituitary glands secrete pregnancy-specific protein hormones.F) A) and D)
G) C) and D)

Question 2

Implantation of a blastocyst

Accepted Answer

A)  normally occurs within the oviduct (fallopian tube) .
B)  normally begins around day 21 of the typical menstrual cycle.
C)  occurs within 24 hours of fertilization of the oocyte.
D)  takes place at a time in the typical menstrual cycle when estrogen concentration in the blood is higher than progesterone concentration in the blood.
E)  requires the presence of high concentrations of follicle-stimulating hormone (FSH) .F) B) and E)
G) A) and D)

Question 3

Which is NOT true about the actions of progesterone?

Accepted Answer

A)  It increases contractions and activity of the fallopian tube smooth muscle and cilia.
B)  It induces thick,sticky mucus in the cervix.
C)  It inhibits the milk-inducing effects of prolactin.
D)  It increases body temperature.
E)  It exerts negative feedback on the hypothalamus and anterior pituitary.F) B) and C)
G) B) and E)

Question 4

Priya has been having trouble conceiving.She went through testing at a fertility clinic and found that everything seemed fine with gametogenesis and the uterine cycle,but that her cervical mucus seemed abnormally thick.The doctor suggested a supplement to help thin the mucus and allow sperm to get through the mucus to the uterus,but Priya can't remember which type of supplement it was.If the supplement were to provide benefit,it could work through increasing which of the following?

Accepted Answer

A)  Estradiol
B)  Progesterone
C)  Androgen
D)  Inhibin
E)  Drinking more waterF) B) and E)
G) C) and D)

Question 5

The female external genitalia are collectively called the vulva.

Accepted Answer

A) True 
 B)False

Question 6

Postmenopausal women are at increased risk,compared to premenopausal women,for osteoporosis and atherosclerosis.

Accepted Answer

A) True 
 B)False

Question 7

The products of the first meiotic division of spermatogenesis are spermatids.

Accepted Answer

A) True 
 B)False

Question 8

The testes are located outside the abdomen because spermatogenesis requires a temperature lower than core body temperature.

Accepted Answer

A) True 
 B)False

Question 9

The only cells of the testis that can secrete hormones are the Leydig cells.

Accepted Answer

A) True 
 B)False

Question 10

Which is a TRUE statement about implantation of a blastocyst?

Accepted Answer

A)  When it occurs outside the uterus,it is called a myopic pregnancy.
B)  It normally occurs midway through the luteal phase.
C)  It is a result of digestion of myometrial cells by enzymes in the trophoblast.
D)  It occurs at a time in the cycle when plasma estrogen concentration is higher than progesterone concentration.
E)  It occurs at the same time as,and is caused by,the LH surge.F) A) and B)
G) A) and C)

Question 11

The primary storage site for sperm is the seminal vesicles.

Accepted Answer

A) True 
 B)False

Question 12

A male who has non-functional Sertoli cells will still develop spermatozoa.

Accepted Answer

A) True 
 B)False

Question 13

The blastocyst implants in the uterus on about the ________ day of the 28-day menstrual cycle.At this time,the endometrium is ________ and progesterone levels are ________.

Accepted Answer

A)  21st;thick and secretory;high
B)  28th;thick and secretory;low
C)  14th;thick and secretory;low
D)  28th;thin and proliferating;high
E)  21st;thin and proliferating;lowF) B) and E)
G) C) and D)

Question 14

The mechanisms underlying the physiological response of females to sexual stimulation are similar to those resulting in erection in males.

Accepted Answer

A) True 
 B)False

Question 15

Rachel's menstrual cycle is typically 28 or 29-days long.The beginning of her last period was 18 days ago,so she is most likely in the proliferative phase.

Accepted Answer

A) True 
 B)False

Question 16

The onset of puberty is triggered by an increase in

Accepted Answer

A)  sensitivity of the gonads to pituitary gonadotropins.
B)  sensitivity of the pituitary to GnRH.
C)  GnRH secretion.
D)  sensitivity of the hypothalamus to negative feedback by sex steroids.
E)  sensitivity of the pituitary to negative feedback by sex steroids.F) C) and E)
G) A) and C)

Question 17

Andrew,an older man,has had part of his prostate gland removed.He should now expect a reduction in the level of prostaglandins secreted into semen.

Accepted Answer

A) True 
 B)False

Question 18

During in utero (fetal) development of the ovary,which of these occurs?

Accepted Answer

A)  Cell division of primary oogonia results in the production of 2 to 4 million primary oocytes,which are present at birth.
B)  Cell division of primary oogonia,which all complete the first meiotic division before birth.
C)  Cell division of primary oogonia,which all complete both meiotic divisions before birth.
D)  The mitotic division of primary and secondary oocytes produces cells with 23 chromosomes each.
E)  A single primary oogonium remains dormant,which then undergoes rapid mitosis after birth.F) B) and E)
G) All of the above

Question 19

Lowering the pH of semen would make it difficult for sperm to survive in the vagina.

Accepted Answer

A) True 
 B)False

Question 20

The follicular phase of the ovarian cycle coincides with which phase or phases of the uterine cycle?

Accepted Answer

A)  Both the menstrual phase and the secretory phase
B)  The secretory phase
C)  Both the follicular phase and the secretory phase
D)  Both the proliferative phase and the secretory phase
E)  Both the menstrual phase and the proliferative phaseF) C) and E)
G) B) and C)

Exam 17: Reproduction

Postmenopausal women are at increased risk,compared to premenopausal women,for osteoporosis and atherosclerosis.

Correct Answer
verified

The testes are located outside the abdomen because spermatogenesis requires a temperature lower than core body temperature.

Correct Answer
verified

The follicular phase of the ovarian cycle coincides with which phase or phases of the uterine cycle?

Correct Answer
verified

Which is a TRUE statement about implantation of a blastocyst?

Correct Answer
verified

The mechanisms underlying the physiological response of females to sexual stimulation are similar to those resulting in erection in males.

Correct Answer
verified

The blastocyst implants in the uterus on about the day of the 28-day menstrual cycle.At this time,the endometrium is and progesterone levels are .

Correct Answer
verified

Rachel's menstrual cycle is typically 28 or 29-days long.The beginning of her last period was 18 days ago,so she is most likely in the proliferative phase.

Correct Answer
verified

Which is TRUE about hormonal control during pregnancy?

Correct Answer
verified

The primary storage site for sperm is the seminal vesicles.

Correct Answer
verified

Which is NOT true about the actions of progesterone?

Correct Answer
verified

Correct Answer
verified

Implantation of a blastocyst

Correct Answer
verified

During in utero (fetal) development of the ovary,which of these occurs?

Correct Answer
verified

Lowering the pH of semen would make it difficult for sperm to survive in the vagina.

Correct Answer
verified

The female external genitalia are collectively called the vulva.

Correct Answer
verified

The only cells of the testis that can secrete hormones are the Leydig cells.

Correct Answer
verified

Andrew,an older man,has had part of his prostate gland removed.He should now expect a reduction in the level of prostaglandins secreted into semen.

Correct Answer
verified

A male who has non-functional Sertoli cells will still develop spermatozoa.

Correct Answer
verified

The products of the first meiotic division of spermatogenesis are spermatids.

Correct Answer
verified

The onset of puberty is triggered by an increase in

Correct Answer
verified

Exam 17: Reproduction

Postmenopausal women are at increased risk,compared to premenopausal women,for osteoporosis and atherosclerosis.

Correct AnswerverifiedShow Answer

The testes are located outside the abdomen because spermatogenesis requires a temperature lower than core body temperature.

Correct AnswerverifiedShow Answer

The follicular phase of the ovarian cycle coincides with which phase or phases of the uterine cycle?

Correct AnswerverifiedShow Answer

Which is a TRUE statement about implantation of a blastocyst?

Correct AnswerverifiedShow Answer

The mechanisms underlying the physiological response of females to sexual stimulation are similar to those resulting in erection in males.

Correct AnswerverifiedShow Answer

The blastocyst implants in the uterus on about the ________ day of the 28-day menstrual cycle.At this time,the endometrium is ________ and progesterone levels are ________.

Correct AnswerverifiedShow Answer

Rachel's menstrual cycle is typically 28 or 29-days long.The beginning of her last period was 18 days ago,so she is most likely in the proliferative phase.

Correct AnswerverifiedShow Answer

Which is TRUE about hormonal control during pregnancy?

Correct AnswerverifiedShow Answer

The primary storage site for sperm is the seminal vesicles.

Correct AnswerverifiedShow Answer

Which is NOT true about the actions of progesterone?

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Implantation of a blastocyst

Correct AnswerverifiedShow Answer

During in utero (fetal) development of the ovary,which of these occurs?

Correct AnswerverifiedShow Answer

Lowering the pH of semen would make it difficult for sperm to survive in the vagina.

Correct AnswerverifiedShow Answer

The female external genitalia are collectively called the vulva.

Correct AnswerverifiedShow Answer

The only cells of the testis that can secrete hormones are the Leydig cells.

Correct AnswerverifiedShow Answer

Andrew,an older man,has had part of his prostate gland removed.He should now expect a reduction in the level of prostaglandins secreted into semen.

Correct AnswerverifiedShow Answer

A male who has non-functional Sertoli cells will still develop spermatozoa.

Correct AnswerverifiedShow Answer

The products of the first meiotic division of spermatogenesis are spermatids.

Correct AnswerverifiedShow Answer

The onset of puberty is triggered by an increase in

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
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Correct Answer
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verified

The blastocyst implants in the uterus on about the day of the 28-day menstrual cycle.At this time,the endometrium is and progesterone levels are .

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

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Correct Answer
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