Question 1

Primary oocyte production begins before birth.

Accepted Answer

A) True 
 B)False

Question 2

Tamoxifen and raloxifene act by

Accepted Answer

A)  blocking estrogen receptors.
B)  activating progesterone receptors.
C)  breaking up cancer cell DNA.
D)  depriving cancer cell of growth factors.E) None of the above
F) B) and D)

Question 3

Causes of erectile dysfunction include

Accepted Answer

A)  too much exercise.
B)  too much sex.
C)  not enough sex.
D)  underlying disease,such as diabetes mellitus.E) B) and D)
F) A) and B)

Question 4

In endometriosis,

Accepted Answer

A)  tissue resembling the inner uterine lining grows in the thoracic cavity.
B)  tissue resembling the inner uterine lining grows in the abdominal cavity.
C)  the inner uterine lining tissue no longer grows during the woman's reproductive cycles.
D)  a new mother becomes extremely depresseD.E) A) and B)
F) C) and D)

Question 5

Sperm cells mature in the

Accepted Answer

A)  ductus deferentiA.
B)  ejaculatory ducts.
C)  epididymides.
D)  seminal vesicles.E) A) and B)
F) B) and C)

Question 6

In the reproductive cycle,estrogen _____,whereas progesterone _____.

Accepted Answer

A)  stimulates erection of the clitoris;stimulates the uterine lining to become glandular
B)  ejects milk from the mammary glands;stimulates milk secretion
C)  stimulates uterine wall development;stimulates the uterine lining to become more glandular
D)  inhibits the release of FSH;stimulates the release of FSHE) B) and C)
F) A) and D)

Question 7

The gubernaculum guides the testis through the ________ canal.

Accepted Answer

A)  penile
B)  pelvic
C)  inguinal
D)  seminiferousE) A) and B)
F) None of the above

Question 8

Chromosomes align down the center of a cell undergoing meiosis in metaphase.

Accepted Answer

A) True 
 B)False

Question 9

The epithelium of the seminiferous tubules consists of

Accepted Answer

A)  adipose cells and chondrocytes.
B)  spermatogenic cells and sustentacular cells.
C)  spermatogonia and spermatids.
D)  interstitial cells and sustentacular cells.E) All of the above
F) A) and D)

Question 10

Semen

Accepted Answer

A)  consists of sperm and secretions.
B)  is alkaline.
C)  includes prostaglandins and nutrients.
D)  is all of the above.E) All of the above
F) B) and C)

Question 11

The first step in oogenesis is a

Accepted Answer

A)  secondary oocyte divides to form a polar body and an egg cell.
B)  primary oocyte divides to form a secondary oocyte and a first polar body.
C)  follicle becomes a corpus luteum.
D)  corpus luteum becomes a corpus albicans.E) A) and B)
F) A) and C)

Question 12

The number of sperm cells in an ejaculate averages

Accepted Answer

A)  about 20 million per milliliter.
B)  about 20 million per millimeter.
C)  about 20 million per liter.
D)  about 120 million per milliliter.E) All of the above
F) A) and D)

Question 13

Factors that may suggest prostate cancer include

Accepted Answer

A)  cellular changes observed in a biopsy sample.
B)  elevated PSA level in the blood.
C)  enlargement of the prostate gland.
D)  all of the above.E) B) and D)
F) None of the above

Question 14

FSH stimulates a primordial follicle to start maturing.

Accepted Answer

A) True 
 B)False

Question 15

Meiosis is necessary because

Accepted Answer

A)  otherwise the fertilized ovum will have too much genetic material.
B)  otherwise the fertilized ovum will have too little genetic material.
C)  otherwise reproduction would have to be asexual.
D)  otherwise too many mutations will occur.E) None of the above
F) C) and D)

Question 16

Capacitation makes sperm tails whip more quickly.

Accepted Answer

A) True 
 B)False

Question 17

The dimensions of a uterine tube are

Accepted Answer

A)  5 centimeters in diameter and about 20 centimeters long.
B)  2 centimeters in diameter and about 30 centimeters long.
C)  10 centimeters in diameter and about 40 centimeters long.
D)  0.7 centimeters in diameter and about 10 centimeters long.E) B) and D)
F) All of the above

Question 18

Ciliary action aids movement of an egg through a uterine tube.

Accepted Answer

A) True 
 B)False

Question 19

Male secondary sex characterisitics include

Accepted Answer

A)  thickening of the bones.
B)  increased muscular growth.
C)  increased growth of body hair.
D)  all of the above.E) B) and D)
F) B) and C)

Question 20

The structure of a testis can be described as composed of

Accepted Answer

A)  about 250 lobules,each of which contains 1 to 4 seminiferous tubules.
B)  1 to 4 lobules,each of which contains about 250 seminiferous tubules.
C)  semen in various stages of development held in seminiferous tubules.
D)  a single very long seminiferous tubule that winds through the structure.E) B) and D)
F) None of the above

Exam 22: Reproductive Systems

Chromosomes align down the center of a cell undergoing meiosis in metaphase.

Correct AnswerverifiedShow Answer

Factors that may suggest prostate cancer include

Correct AnswerverifiedShow Answer

Capacitation makes sperm tails whip more quickly.

Correct AnswerverifiedShow Answer

In endometriosis,

Correct AnswerverifiedShow Answer

The first step in oogenesis is a

Correct AnswerverifiedShow Answer

The gubernaculum guides the testis through the ________ canal.

Correct AnswerverifiedShow Answer

Sperm cells mature in the

Correct AnswerverifiedShow Answer

The structure of a testis can be described as composed of

Correct AnswerverifiedShow Answer

Primary oocyte production begins before birth.

Correct AnswerverifiedShow Answer

Tamoxifen and raloxifene act by

Correct AnswerverifiedShow Answer

Male secondary sex characterisitics include

Correct AnswerverifiedShow Answer

Meiosis is necessary because

Correct AnswerverifiedShow Answer

The number of sperm cells in an ejaculate averages

Correct AnswerverifiedShow Answer

The dimensions of a uterine tube are

Correct AnswerverifiedShow Answer

Ciliary action aids movement of an egg through a uterine tube.

Correct AnswerverifiedShow Answer

FSH stimulates a primordial follicle to start maturing.

Correct AnswerverifiedShow Answer

Semen

Correct AnswerverifiedShow Answer

The epithelium of the seminiferous tubules consists of

Correct AnswerverifiedShow Answer

In the reproductive cycle,estrogen _____,whereas progesterone _____.

Correct AnswerverifiedShow Answer

Causes of erectile dysfunction include

Correct AnswerverifiedShow Answer

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In the reproductive cycle,estrogen _,whereas progesterone _.

Correct Answer
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