Module 8 - Pelvis And Perineum I & Ii

Front 1

1) Milk production in the mammary glands
A) begins to occur at the start of each monthly cycle, but only continues if pregnancy occurs.
B) occurs by the process of meiosis.
C) is initiated during the birth process.
D) is stimulated by a combination of hormones including prolactin, growth hormone, and human placental lactogen.
E) has none of the attributes above.

Back 1

D) is stimulated by a combination of hormones including prolactin, growth hormone, and human placental lactogen.

Front 2

2) The process of fertilization forms (the)
A) gametes.
B) blastocyst.
C) zygote.
D) conception.
E) none of the above.

Back 2

C) zygote.

Front 3

3) How are both male and female gametes acted upon by the reproductive system of the opposite sex?
A) The gametes are destroyed after a few hours, as they are no longer capable of fertilization.
B) The gametes are nourished.
C) The gametes are replicated.
D) The gametes are stored to optimize at a later time for fertilization.
E) None of the above are true of gametes.

Back 3

E) None of the above are true of gametes.

Front 4

4) Which of the following provides energy to sperm cells?
A) prostaglandins.
B) bulbo- urethral fluid.
C) seminal fluid.
D) prostatic fluid.
E) fructose.

Back 4

E) fructose.

Front 5

5) In the correct order, the steps involved in oogenesis are:
(1) formation of a tertiary follicle
(2) ovulation
(3) formation and degeneration of the corpus luteum
(4) formation of primary follicles
(5) formation of secondary follicles
A) 1, 2, 3, 4, 5 B) 4, 5, 1, 2, 3 C) 2, 5, 4, 1, 3 D) 3, 5, 1, 4, 2 E) 5, 4, 3, 2, 1

Back 5

B) 4, 5, 1, 2, 3

Front 6

6) Descent of the testes
A) is controlled by the hormones FSH and LH.
B) is effected by changes in the relative growth rates of the intraabdominal structures.
C) occurs after birth.
D) occurs during the fourth developmental month.
E) is or does none of the above.

Back 6

B) is effected by changes in the relative growth rates of the intraabdominal structures.

Front 7

7) Which of the following is an artery of the scrotum?
A) pelvic artery
B) genitofemoral artery
C) internal pudendal artery
D) ilioinguinal artery
E) perineal artery

Back 7

C) internal pudendal artery

Front 8

8) Which of the following muscles covers the corpus cavernosum?
A) cremaster
B) ischiocavernosus
C) bulbospongiosus
D) dartos
E) none of the above

Back 8

E) none of the above

Front 9

9) The change in function of the male reproductive system that is comparable to menopause in women is
A) called the male climacteric.
B) called manopause.
C) not comparable between the aging male and female reproductive systems.
D) nothing; the male reproductive system does not change with age.
E) none of the above.

Back 9

A) called the male climacteric.

Front 10

10) When the ductus deferens fuses with the base of the seminal gland, it forms (the)
A) deferential duct.
B) seminiferous tubules.
C) prostatic urethra.
D) ejaculatory duct.
E) none of the above.

Back 10

D) ejaculatory duct.

Front 11

11) The process whereby sperm cells or spermatozoa are produced is
A) mitosis.
B) spermiogenesis.
C) diploid division.
D) spermatogenesis.
E) none of the above.

Back 11

D) spermatogenesis.

Front 12

12) The menstrual cycle begins with
A) a surge of LH and FSH.
B) ovulation.
C) proliferation of the functional layer of the endometrium.
D) the onset of the menses.
E) none of the above.

Back 12

D) the onset of the menses.

Front 13

13) In correct order, from external to internal, the layers of the testis include:
(1) dartos muscle
(2) cremaster muscle
(3) tunica vaginalis
(4) scrotal cavity
(5) tunica albuginea
(6) septa
A) 6, 5, 4, 3, 2, 1
B) 5, 3, 4, 2
C) 1, 2, 3, 4, 5, 6
D) 2, 4, 6, 3, 5, 1
E) none of the above

Back 13

C) 1, 2, 3, 4, 5, 6

Front 14

14) The midline raised structure of the external scrotum is (the)
A) tunica vaginalis.
B) scrotal mediastinum.
C) tunica albuginea.
D) perineal raphe.
E) none of the above.

Back 14

D) perineal raphe.

Front 15

15) The contents of the spermatic cord that helps to cool the testis is the
A) pampiniform plexus of the testicular vein.
B) ilioinguinal and genitofemoral nerves.
C) ductus deferens.
D) testicular artery.
E) all of the above are included.

Back 15

A) pampiniform plexus of the testicular vein.

Front 16

16) The ________ of the epididymis receives spermatozoa via the efferent ducts of the mediastinum of the testis.
A) tail
B) head
C) neck
D) body
E) none of the above

Back 16

B) head

Front 17

17) During the ovarian cycle,
A) all secondary follicles form tertiary follicles.
B) primary oocytes are suspended in the metaphase state until maturation occurs.
C) each of the primary oocytes develops into two secondary oocytes.
D) usually only one mature graafian follicle forms.
E) A and C take place.

Back 17

D) usually only one mature graafian follicle forms.

Front 18

18) The vagina is lined by (a)
A) simple cuboidal epithelium.
B) stratified squamous epithelium.
C) simple ciliated columnar epithelium.
D) transitional epithelium.
E) none of the above.

Back 18

B) stratified squamous epithelium.

Front 19

19) Contraction of the cremaster muscle
A) produces an erection.
B) propels sperm through the urethra.
C) moves the testis closer to the body cavity.
D) moves sperm through the ductus deferens.
E) does none of the above.

Back 19

C) moves the testis closer to the body cavity.

Front 20

20) The specific structures that make up the root of the penis are (the)
A) glans.
B) crura.
C) spongy urethra.
D) bulbs.
E) all of the above.

Back 20

B) crura.

Front 21

21) The average length of the menstrual cycle is
A) 14 days.
B) 20 days.
C) 28 days.
D) 35 days.
E) unpredictably variable.

Back 21

C) 28 days.

Front 22

22) The process of moving fluid secretions into the urethra is called
A) emission.
B) arousal.
C) excitation.
D) ejaculation.
E) none of the above.

Back 22

A) emission.

Front 23

23) The most unique area of the sperm is (the)
A) midpiece.
B) acrosome.
C) head.
D) tail.
E) none of the above.

Back 23

D) tail.

Front 24

24) The human reproductive system
A) stores but does not produce gametes.
B) remains functional throughout the life of an individual.
C) is as essential to the survival of an individual as all other anatomic systems.
D) ensures the continued existence of the human species.
E) has none of the attributes above.

Back 24

D) ensures the continued existence of the human species.

Front 25

25) What would be the effect on a pregnancy if the placenta failed to begin function during the third month of gestation?
A) There would be no effect on the pregnancy.
B) The pregnancy could not continue.
C) The corpus luteum would continue hormone production as an alternative source until birth.
D) The fetus would be born prematurely.
E) None of the above would be the case.

Back 25

B) The pregnancy could not continue.

Front 26

1) In the follicular phase of the uterine cycle, the ovary is
A) secreting progesterone.
B) developing a mature follicle.
C) forming the corpus luteum.
D) undergoing atresia.
E) doing all of the above.

Back 26

B) developing a mature follicle.

Front 27

2) If the seminal glands of the male reproductive tract ceased to function, how would the male reproductive tract be affected?
A) The spermatozoa in the ejaculate would no longer be able to survive.
B) The volume of the semen would be greatly reduced.
C) There would be no spermatozoa in the ejaculate.
D) Maturation of the spermatozoa would not occur.
E) None of the above would be the case.

Back 27

B) The volume of the semen would be greatly reduced.

Front 28

3) The muscular layer of the uterus is (the)
A) mesovarium.
B) perimetrium.
C) myometrium.
D) endometrium.
E) none of the above.

Back 28

C) myometrium.

Front 29

4) The enlarged distal end of the ductus deferens is called (the)
A) ampulla.
B) body.
C) seminal gland.
D) prostate.
E) none of the above.

Back 29

A) ampulla.

Front 30

5) Which of the following is not a structure of the penis?
A) root
B) prepuce
C) body
D) glans
E) None of the above are exceptions.

Back 30

E) None of the above are exceptions.

Front 31

6) Compartments within the testes are (the)
A) straight tubules.
B) lobules.
C) lobes.
D) seminiferous tubules.
E) none of the above.

Back 31

B) lobules.

Front 32

7) The ovaries are supported by (the)
A) mesovarium.
B) uterus.
C) roof of the pelvic cavity.
D) ovarian blood vessels and the ovarian hilum.
E) none of the above.

Back 32

A) mesovarium.

Front 33

8) Contraction of the cremaster muscle occurs because of
A) temperature change and lowered sperm production.
B) sexual arousal and temperature change.
C) lowered sperm production and high hormone levels.
D) sexual arousal and lowered sperm production.
E) none of the above.

Back 33

B) sexual arousal and temperature change.

Front 34

9) The structure that assists in descent of the testes is (the)
A) gubernaculum testis.
B) scrotum.
C) mediastinum.
D) seminal glands.
E) all of the above.

Back 34

A) gubernaculum testis.

Front 35

10) The most extensive connection of the uterus to the pelvic wall is the
A) uterosacral ligament.
B) cardinal ligament.
C) broad ligament.
D) urachus.
E) round ligament.

Back 35

C) broad ligament.

Front 36

11) Gametes are called haploid because
A) they are either sperm or ova.
B) there are half as many of them produced at each division in comparison with diploid cells.
C) they contain one- half the normal number of chromosomes found in a somatic cell.
D) they are produced by the process of mitosis.
E) of all of the above.

Back 36

C) they contain one- half the normal number of chromosomes found in a somatic cell.

Front 37

12) The area of the sperm with densely packed chromosomes is the
A) flagellum. B) cap. C) acrosome. D) head. E) midpiece.

Back 37

D) head.

Front 38

13) The cells of the testes that produce sperm are the
A) nurse cells.
B) nurse cells.
C) interstitial cells.
D) Leydig cells.
E) C and D.

Back 38

A) nurse cells.

Front 39

14) Reproductive cells are called
A) fertilization.
B) gametes.
C) meiosis.
D) zygotes.
E) none of the above.

Back 39

B) gametes.

Front 40

15) Which of the following is a function of the seminal fluid?
A) buffering the urethra and vagina
B) activation of spermatozoa
C) providing the nutrient needed for sperm motility
D) production of sperm
E) None of the above are functions of the accessory organs.

Back 40

C) providing the nutrient needed for sperm motility

Front 41

16) The seminiferous tubules
A) are the site of production of spermatozoa.
B) occur in the testicular lobules.
C) average 200 inches in length.
D) are the sites of the production of androgens for the testis.
E) have the attributes of C and D.

Back 41

A) are the site of production of spermatozoa.

Front 42

17) Spermatogenesis ends with the production of ________ spermatids.
A) 2 B) 4 C) 6 D) 8 E) 16

Back 42

B) 4

Front 43

18) The function of the placenta is to
A) produce hormones.
B) facilitate gas and nutrient exchange between the fetus and the mother.
C) allow direct exchange of blood between the mother and fetus for nutrition.
D) support the weight of the fetus developing within the uterus.
E) do A and B.

Back 43

E) do A and B.

Front 44

19) Components of the female reproductive system include all of the following except the
A) uterus.
B) ovaries.
C) uterine tubes.
D) vagina.
E) bulbo-urethral glands.

Back 44

E) bulbo-urethral glands.

Front 45

20) Major functions of the testis is
A) activating spermatozoa.
B) production of spermatozoa.
C) propelling spermatozoa and fluids along the reproductive tract.
D) providing nutrients that spermatozoa need for motility.
E) None of the above are functions of male reproductive tract organs.

Back 45

B) production of spermatozoa.

Front 46

21) Erection of the penis is caused by
A) erectile tissues that become engorged with blood.
B) contraction of the longitudinal muscles.
C) protrusion of the os penis, the penis bone.
D) the penis filling with the semen to be ejaculated.
E) none of the above.

Back 46

A) erectile tissues that become engorged with blood.

Front 47

22) The female gonads are the
A) testis.
B) ovaries.
C) epididymis.
D) straight tubules.
E) uterus.

Back 47

B) ovaries.

Front 48

23) The milk- producing cells of the breast are activated by which of the following?
A) the start of the follicular phase of the cycle
B) implantation of the fetus
C) menarche
D) the sucking action of the baby at the nipple
E) none of the above

Back 48

B) implantation of the fetus

Front 49

24) The dermis of the scrotum contains a thin muscle, the
A) epididymis.
B) dartos.
C) vaginalis.
D) cremaster.
E) none of the above.

Back 49

B) dartos.

Front 50

25) Menopause
A) does not always occur in females.
B) is defined as the time that ovulation and menstruation cease.
C) usually occurs prior to the age of thirty- five years.
D) occurs because of a shortage of primordial follicles.
E) B and D from above are correct.

Back 50

E) B and D from above are correct.