Male Reproductive System

Question 1

Identify the incorrect statement:

a) corpora amylacea are a characteristic feature of the seminal vesicles
b) the testis are surrounded by a thick connective tissue capsule, the tunica albuginea
c) fructose, which is part of the secretion of the seminal vesicles, provides energy for the ejaculated spermatozoa
d) the seminiferous epithelium consists of spermatogenic cells and Sertoli cells

Answer 1

A

Question 2

Identify the incorrect statement:

a) the Leydig cells are placed in interstitium of testes
b) by the first meiotic division B-spermatogonia give rise to primary spermatocytes
c) the maturation of spermatids into spermatozoa is called spermiogenesis

d) the ducts which form the rete testis connect the tubuli recti with the ductuli
efferentes

Answer 2

B

Question 3

Identify the correct statements:

a) corpora amylacea are a characteristic feature of the prostate
b) testosterone produced by the male accessory reproductive glands (seminal vesicle and prostate) which causes the development of the masculine extragenital sex characteristics
c) the seminiferous epithelium consists of spermatogenic cells and Sertoli cells
d) “spermiogenesis” and “spermatogenesis” are synonymous terms

Answer 3

A,c

Question 4

The Leydig cells:

a) are located in the interstitium of testes
b) are located in the interstitium of prostate
c) are located inside of the seminiferous tubules
d) produce testosteron

Answer 4

A,d

Question 5

The rete testis:

a) is lined by the simple squamous or cuboidal epithelium
b) is a highly anastomotic network of channels
c) is lined by the pseudostratified epithelium
d) is part of the epididymis

Answer 5

A,b

Question 6

The prostate:

a) is formed by tubuloalveolar glands
b) is formed by eccrine glands
c) are smooth muscle cells in the interstitium
d) is covered by capsule

Answer 6

A,c,d

Question 7

Alveoli of prostatic glands are lined by:

a) transitional epithelium
b) simple cuboidal epithelium
c) stratified columnar epithelium
d) pseudostratified columnar ciliated epithelium

Answer 7

B

Question 8

The male reproductive system is composed of:

a) the testes
b) genital ducts
c) accessory glands
d) penis

Answer 8

A,b,c,d

Question 9

Testosterone is the hormone produced:

a) in the testes
b) in the prostate
c) by Sertoli cells
d) in the epididymis

Answer 9

A

Question 10

Cells inside seminiferous tubules:

a) are male reproductive cells
b) are the spermatozoa
c) produce testicular androgens
d) produce estrogenes

Answer 10

A,b

Question 11

Spermatozoon:

a) is the basic structural feature is the head
b) is the basic structural feature is the body
c) contains acrosome
d) contains mitochondria that are placed in the head

Answer 11

A,c

Question 12

A primitive germ cell:

a) is the spermatogonium
b) contains 23 chromosomes
c) is situated next to the basal lamina of the epithelium
d) is also called primary spermatocyte

Answer 12

A,c

Question 13

Type B spermatogonia are progenitor cells that will differentiate into:

a) type A spermatogonia
b) primary spermatocytes
c) secondary spermatocytes
d) the spermatids

Answer 13

B

Question 14

The first meiotic division arise from:

a) cells which quickly enter into the second meiotic division
b) primary spermatocytes
c) cells with 46 chromosomes
d) secondary spermatocytes

Answer 14

A,b,c

Question 15

The spermatids:

a) arise from secondary spermatocyte
b) have 23 chromosomes
c) arise after second meiotic division
d) are primitive germ cells

Answer 15

A,b,c

Question 16

Spermiogenesis:

a) begins with diploid secondary spermatocytes and results in haploid spermatids
b) is when the spermatids are transformed into spermatozoa
c) is a complex process that includes formation of primary spermatocytes
d) is the final stage of production of spermatozoids

Answer 16

B,d

Question 17

Spermiogenesis is a complex process that includes:

a) formation of the acrosome
b) condensation and elongation of the nucleus
c) development of the flagellum
d) loss of much of the cytoplasm

Answer 17

A,b,c,d

Question 18

Spermiogenesis:

a) during the final maturation phase, some part of the cytoplasm of each sperma-
tozoon is lost as a residual body

b) is a complex process that includes formation of the acrosome
c) has a nuclear phase
d) has a golgi phase

Answer 18

A,b,d

Question 19

The acrosome:

a) contains several hydrolytic enzymes
b) is formed during the acrosomal phase
c) covers the anterior half of the condensing nucleus
d) is a necessary structure during fertilization

Answer 19

A,b,c,d

Question 20

Movement of the flagellum is a result of the interaction among:

a) dynein
b) microtubules
c) myocytes
d) adenosine triphosphate (ATP)

Answer 20

A,b,d

Question 21

Testicular fluid:

a) contains steroids
b) is produced by the Sertoli cells
c) contains androgen-binding protein
d) contains testosterone

Answer 21

A,b,c,d

Question 22

The Sertoli cells:

a) their bases adhere to the basal lamina of the seminiferous tubule
b) their apical ends frequently extend into the lumen of the seminiferous tubule
c) have a supporting function
d) create a blood-testis barrier

Answer 22

A,b,c,d

Question 23

The ductus deferens:

a) is lined by pseudostratified columnar epithelium
b) is lined with epithelium with microvilli only
c) has three muscular layers
d) contains smooth muscle that produces strong peristaltic contractions

Answer 23

A,c,d

Question 24

The spermatic cord is formed by:

a) the testicular artery
b) the vesicular glands (seminal vesicles)
c) the ductus deferens
d) nerves

Answer 24

A,c,d

Question 25

The prostate has:

a) a central zone
b) a transition zone
c) a peripheral zone
d) fibromuscular stroma

Answer 25

A,b,c,d

Question 26

The components of the penis include:

a) one body of erectile tissue
b) the corpus spongiosum
c) the paired corpus cavernosum
d) the spongy urethra

Answer 26

B,c,d

Question 27

Stereocilia:

a) are long, nonmotile extensions of on the surface of cells
b) are present in seminiferous tubules
c) are present in testes
d) represent a variety of microvilli

Answer 27

A,d

Question 28

The seminal vesicles:

a) are reservoirs for spermatozoa
b) consist of two highly tortuous tubes
c) produce fructose
d) is lined with cuboidal or pseudostratified columnar epithelium rich in secretory granules

Answer 28

B,c,d

Question 29

Fructose:

a) is the source of energy for sperm motility
b) is produced by the seminal vesicles
c) is a carbohydrate
d) is toxic for spermatozoa

Answer 29

A,b,c

Question 30

The ductus epididymidis:

a) is a double highly coiled tube
b) forms the body and tail of the epididymis
c) is lined with pseudostratified columnar epithelium
d) is lined with epithelium with stereocilia

Answer 30

B,c,d