Question 1

Decreasing protate-specific antigen (PSA) levels in the blood may indicate a tumor of the prostate.

Accepted Answer

A) True 
 B)False

Question 2

Between 40% and 50% of infertile women suffer from endometriosis.

Accepted Answer

A) True 
 B)False

Question 3

Arrange the following structures in the order sperm would pass through them from the seminiferous tubules to the urethra. (1)  ductus deferens (vas deferens) 
(2)  efferent ductules
(3)  epididymis
(4)  ejaculatory duct
(5)  rete testis

Accepted Answer

A)   5, 3, 2, 1, 4
B)   3, 2, 4, 1, 5
C)   3, 4, 2, 1, 5
D)   5, 2, 4, 3, 1
E)   5, 2, 3, 1, 4F) A) and D)
G) B) and C) E

Question 4

Shortly after ovulation,

Accepted Answer

A)   the granulosa cells become corpus luteum cells.
B)   estrogen increases but progesterone decreases.
C)   the level of LH rises even more than before ovulation.
D)   GnRH receptors upregulate.
E)   corpus luteum degenerates.F) C) and D)
G) A) and B)

Question 5

Meiosis II of spermatogenesis results in the formation of secondary spermatocytes.

Accepted Answer

A) True 
 B)False

Question 6

Spermatogenesis occurs in the

Accepted Answer

A)   epididymis.
B)   seminiferous tubules.
C)   prostate gland.
D)   vas deferens.
E)   seminal vesicle.F) A) and E)
G) C) and E)

Question 7

Arrange the following events in the proper order in which they occur during meiosis I. 1 = Separation of homologous chromosomes
2 = Synapsis
3 = Crossing-over
4 = Independent assortment

Accepted Answer

A)   1, 2, 3, 4
B)   1, 3, 2, 4
C)   2, 3, 1, 4
D)   2, 3, 4, 1
E)   2, 4, 3, 1F) A) and E)
G) C) and E)

Question 8

The interstitial cells or Leydig cells

Accepted Answer

A)   produce sperm.
B)   form the wall of the rete testis.
C)   cover the testis with a white tunic.
D)   secrete seminal fluid.
E)   secrete testosterone.F) All of the above
G) A) and B)

Question 9

Which of the following is produced in the ovary and then leaves the ovary?

Accepted Answer

A)   testosterone
B)   corpus luteum
C)   secondary oocyte
D)   FSH
E)   menstrual bloodF) A) and D)
G) A) and B)

Question 10

The major factor controlling the onset of puberty in males is

Accepted Answer

A)   a decrease in GnRH levels.
B)   the production of testosterone by the testes.
C)   the ability of the pituitary to secrete FSH and LH.
D)   the hypothalamus becoming less sensitive to the inhibitory effects of androgens.
E)   None of these choices is correct.F) All of the above
G) B) and E)

Question 11

Centromeres divide in

Accepted Answer

A)   mitosis and meiosis I.
B)   mitosis and meiosis II.
C)   meiosis II only.
D)   meiosis I and meiosis II.
E)   mitosis, meiosis I and meiosis II.F) B) and D)
G) A) and C)

Question 12

During spermatogenesis, spermatids differentiate into spermatozoa.

Accepted Answer

A) True 
 B)False

Question 13

Which of the following events in the male sex act occurs last and results in ejaculation?

Accepted Answer

A)   peristaltic contractions of the ductus deferens
B)   contractions of skeletal muscle at the base of the penis
C)   constriction of the internal sphincter of the urinary bladder
D)   release of secretions from the seminal vesicles and the prostate gland
E)   semen accumulates in the prostatic urethraF) B) and C)
G) B) and D)

Question 14

The midlife change in estrogen and progesterone is called ___________, whereas the cessation of menstruation is called ______________.

Accepted Answer

A)   climacteric; menopause
B)   menopause; climacteric
C)   menopause; atresia
D)   atresia; climacteric
E)   climacteric; atresiaF) D) and E)
G) C) and D)

Question 15

Chromosome duplication occurs prior to both mitosis and meiosis.

Accepted Answer

A) True 
 B)False

Question 16

Progesterone has a negative-feedback effect on GnRH and LH.

Accepted Answer

A) True 
 B)False

Question 17

The inner part of the ovary is composed of dense connective tissue and contains the ovarian follicles.
HAPS Learning

Accepted Answer

A) True 
 B)False  False

Question 18

Which of the following is NOT an age-related change of the female reproductive system?

Accepted Answer

A)   dryness of the vagina
B)   decreased estrogen and progesterone production
C)   cessation of the menses
D)   decreased incidence of breast cancerE) A) and D)
F) All of the above

Question 19

Independent assortment occurs in prophase I.

Accepted Answer

A) True 
 B)False  False

Question 20

Each spermatid...

Accepted Answer

A)   divides by meiosis to produce four sperm cells.
B)   divides by mitosis to produce four sperm cells.
C)   divides by meiosis to produce two sperm cells.
D)   divides by mitosis to produce two sperm cells.
E)   differentiates into a sperm cell.F) A) and C)
G) C) and D)

Exam 19: Reproductive System

Decreasing protate-specific antigen (PSA) levels in the blood may indicate a tumor of the prostate.

Correct AnswerverifiedShow Answer

Between 40% and 50% of infertile women suffer from endometriosis.

Correct AnswerverifiedShow Answer

Arrange the following structures in the order sperm would pass through them from the seminiferous tubules to the urethra. (1) ductus deferens (vas deferens) (2) efferent ductules (3) epididymis (4) ejaculatory duct (5) rete testis

Correct AnswerverifiedE

Shortly after ovulation,

Correct AnswerverifiedShow Answer

Meiosis II of spermatogenesis results in the formation of secondary spermatocytes.

Correct AnswerverifiedShow Answer

Spermatogenesis occurs in the

Correct AnswerverifiedShow Answer

Arrange the following events in the proper order in which they occur during meiosis I. 1 = Separation of homologous chromosomes 2 = Synapsis 3 = Crossing-over 4 = Independent assortment

Correct AnswerverifiedShow Answer

The interstitial cells or Leydig cells

Correct AnswerverifiedShow Answer

Which of the following is produced in the ovary and then leaves the ovary?

Correct AnswerverifiedShow Answer

The major factor controlling the onset of puberty in males is

Correct AnswerverifiedShow Answer

Centromeres divide in

Correct AnswerverifiedShow Answer

During spermatogenesis, spermatids differentiate into spermatozoa.

Correct AnswerverifiedShow Answer

Which of the following events in the male sex act occurs last and results in ejaculation?

Correct AnswerverifiedShow Answer

The midlife change in estrogen and progesterone is called ___________, whereas the cessation of menstruation is called ______________.

Correct AnswerverifiedShow Answer

Chromosome duplication occurs prior to both mitosis and meiosis.

Correct AnswerverifiedShow Answer

Progesterone has a negative-feedback effect on GnRH and LH.

Correct AnswerverifiedShow Answer

The inner part of the ovary is composed of dense connective tissue and contains the ovarian follicles. HAPS Learning

Correct AnswerverifiedFalse

Which of the following is NOT an age-related change of the female reproductive system?

Correct AnswerverifiedShow Answer

Independent assortment occurs in prophase I.

Correct AnswerverifiedFalse

Each spermatid...

Correct AnswerverifiedShow Answer

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The midlife change in estrogen and progesterone is called _, whereas the cessation of menstruation is called ____.

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False

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False

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