Tempkin Ch 25 Scrotum

Question 1

About 60% of semen is composed of
Select one:
a. spermatozoa produced by the testes.
b. alkaline fluid rich in fructose, produced by the seminal vesicles.
c. acidic fluid rich in fructose, produced by the seminal vesicles.
d. alkaline fluid rich in fructose, produced by the testes.

Answer 1

b. alkaline fluid rich in fructose, produced by the seminal vesicles.

Question 2

Convoluted seminiferous tubules connect to straight tubules, which empty into the
Select one:
a. mediastinum testis.
b. tunica albuginea.
c. spermatogenesis.
d. rete testis.

Answer 2

d. rete testis.

Question 3

In an adult, testicular volume is \_\_\_\_\_, and testicular weight is \_\_\_\_\_.
Select one:
a. 5 ml; 2 to 3 g
b. 10 ml; 4 to 5 g
c. 15 ml; 8 to 10 g
d. 25 ml; 10 to 15 g

Answer 3

d. 25 ml; 10 to 15 g

Question 4

Spermatozoa exit the testis through the
Select one:
a. tail of the epididymis. 
b. efferent ducts.
c. body of the epididymis.
d. head of the epididymis.

Answer 4

b. efferent ducts.

Question 5

Testicular parenchyma on ultrasound is
Select one:
a. homogeneous. 
b. heterogeneous.
c. anechoic.
d. mixed solid appearance.

Answer 5

a. homogeneous.

Question 6

The epididymis empties into the
Select one:
a. urinary bladder.
b. ductus deferens. 
c. testis.
d. seminal vesicles.

Answer 6

b. ductus deferens.

Question 7

The epididymis is connected to which portion of the testis?
Select one:
a. Superior 
b. Inferior
c. Medial
d. Lateral

Answer 7

a. Superior

Question 8

The main arterial blood supply of the penis includes the
Select one:
a. deep artery of the penis, bulbourethral artery, dorsal artery, and pampiniform plexus arteries.
b. superficial dorsal artery, deep dorsal artery, and deep artery of the penis.
c. deep artery of the penis, bulbourethral artery, and dorsal artery.
d. deep artery of the penis, dorsal artery, and deep dorsal artery.

Answer 8

c. deep artery of the penis, bulbourethral artery, and dorsal artery.

Question 9

The median raphe divides the
Select one:
a. testicle into 200 to 300 lobules.
b. tunica vaginalis from the tunica albuginea.
c. tunica dartos from the cremaster muscle.
d. scrotum into two testicles.

Answer 9

d. scrotum into two testicles.

Question 10

The penis is composed of
Select one:
a. two corpora spongiosa midventrally and one corpus cavernosum dorsolaterally.
b. two corpora spongiosa dorsolaterally and one corpus cavernosum midventrally.
c. two corpora cavernosa dorsolaterally and one corpus spongiosum midventrally.
d. two corpora cavernosa midventrally and one corpus spongiosum dorsolaterally.

Answer 10

c. two corpora cavernosa dorsolaterally and one corpus spongiosum midventrally.

Question 11

The scrotum consists of the
Select one:
a. testicles
b. testicles and epididymus
c. testicles, epididymis, and distal vas deferens
d. testicles, epididymis, and proximal vas deferens

Answer 11

d. testicles, epididymis, and proximal vas deferens

Question 12

The testes are classified as
Select one:
a. endocrine and seminal glands.
b. exocrine and seminal glands.
c. exocrine and endocrine glands. 
d. none of the above.

Answer 12

c. exocrine and endocrine glands.

Question 13

What is the echogenicity of the cavernosal arterial walls?
Select one:
a. Low level echoes
b. Medium level echoes
c. High echogenicity
d. They cannot be identified on ultrasound.

Answer 13

c. High echogenicity

Question 14

What is the echogenicity of the corpora cavernosa?
Select one:
a. Low level echoes
b. Medium level echoes
c. High echogenicity
d. They cannot be identified on ultrasound.

Answer 14

b. Medium level echoes

Question 15

What is the echogenicity of the corpus spongiosum?
Select one:
a. Low level echoes
b. Medium level echoes
c. High echogenicity
d. It cannot be identified on ultrasound.

Answer 15

b. Medium level echoes

Question 16

What is the echogenicity of the epididymis?
Select one:
a. Low level echoes
b. Medium level echoes
c. High echogenicity
d. It cannot be identified on ultrasound.

Answer 16

b. Medium level echoes

Question 17

What is the echogenicity of the mediastinum testis?
Select one:
a. Low level echoes
b. Medium level echoes
c. High echogenicity
d. It cannot be identified on ultrasound.

Answer 17

c. High echogenicity

Question 18

What is the echogenicity of the septum penis?
Select one:
a. Low level echoes
b. Medium level echoes
c. High echogenicity
d. It cannot be identified on ultrasound.

Answer 18

c. High echogenicity

Question 19

What is the echogenicity of the spermatic cord?
Select one:
a. Low level echoes
b. Medium level echoes
c. High echogenicity
d. It cannot be identified on ultrasound.

Answer 19

a. Low level echoes

Question 20

What is the echogenicity of the tunica albuginea?
Select one:
a. Low level echoes
b. Medium level echoes
c. High echogenicity
d. It cannot be identified on ultrasound.

Answer 20

c. High echogenicity