Reproductive Review Questions Flashcards
Why are polar bodies produced during
oogenesis?
a. To lessen the amount of estrogen that
is produced during the ovarian cycle
b. To hasten ovulation
c. To discard excess cytoplasm
d. To discard excess chromosomes
e. To increase the chances of sperm
penetration
d. To discard excess chromosomes
Which of the following is the correct pathway
of sperm cells from their formation to ejaculation?
a. Seminiferous tubule, epididymis, rete testis, urethra, ejaculatory duct, ductus deferens
b. Seminiferous tubule, epididymis, rete testis, ejaculatory duct, ductus deferens, urethra
c. Seminiferous tubule, epididymis, rete testis, ductus deferens, ejaculatory duct, urethra
d. Seminiferous tubule, rete testis, epididymis, ductus deferens, ejaculatory duct, urethra
e. Seminiferous tubule, rete testis, epididymis, ejaculatory duct, urethra, ductus deferens
d. Seminiferous tubule, rete testis, epididymis, ductus deferens, ejaculatory duct, urethra
Which structure covers both the ovary and testes?
a. Vaginal coat
b. Parietal peritoneum
c. Broad ligament
d. Tunica albuginea
e. Tunica intima
d. Tunica albuginea
Which cells produce testosterone?
a. Seminiferous cells
b. Interstitial endocrine cells
c. Cumulus cells
d. Sustentacular cells
e. Spermatogonia
b. Interstitial endocrine cells
What is the pampiniform plexus?
a. A network of blood vessels that
supplies the ovaries
b. A network of blood vessels that
supplies the uterus
c. A network of blood vessels that facilitates maternal and fetal exchange
d. A network of veins that helps cool the blood to the scrotum
e. A network of veins that helps cool the blood to the penis
d. A network of veins that helps cool the blood to the scrotum
What is the function of the cremaster muscle?
a. It contracts to draw the testes close to
the body for warmth.
b. It becomes engorged with blood
during an erection.
c. It contributes to voluntary control of
urination.
d. It contracts during ejaculation to
assist in the movement of sperm
through the spermatic cord.
e. In most mammals, it serves to move
the tail but has no purpose in humans.
a. It contracts to draw the testes close to
the body for warmth.
Which of the following is not an adaptation for keeping the testes cool?
a. Descent of the testes to the scrotum
b. Pampiniform plexus
c. Cremaster muscle
d. The testicular artery
e. The dartos muscle
d. The testicular artery
What would one consequence be if a man suffers an injury to his cremaster?
a. Sterility
b. An undescended testis
c. A smooth scrotal sac
d. Erectile dysfunction
a. Sterility
Hypothetically, if the interstitial endocrine cells of a male were selectively killed off by an environmental toxin, which of the following would occur?
a. His testosterone levels would decrease.
b. He would experience increased hairiness (hisutism).
c. His voice would become deeper.
d. He would experience increased
virility.
His testosterone levels would decrease.
In the process of spermiogenesis, __________
become __________.
a. spermatocytes; spermatozoa
b. spermatozoa; spermatids
c. spermatogonia; spermatocytes
d. spermatocytes; spermatids
e. spermatids; spermatozoa
e. spermatids; spermatozoa
The acrosome contains enzymes used to __________.
a. dissolve the mucosa of the vagina
b. dissolve the mucosa of the uterus
c. dissolve the stickiness of the semen
d. penetrate the vagina
e. penetrate barriers surrounding the ovum
e. penetrate barriers surrounding the ovum
Which structure caps the head of a mature
sperm and enables the sperm to penetrate an egg?
a. Axoneme
b. Acrosome
c. Nucleus
d. Mitochondria
e. Flagellum
b. Acrosome
Why would an enlarged prostate interfere with urination?
a. It inhibits urine production.
b. It develops calcified deposits that
block the urethra.
c. It produces thicker prostatic
secretions that block the urethra.
d. It inhibits the micturition reflex.
e. It compresses the urethra.
e. It compresses the urethra.
Which of the following structures serves to store sperm?
a. Prostate
b. Seminiferous tubules
c. Epididymis
d. Spermatic cord
e. Seminal vesicles
c. Epididymis
The golf-ball sized structure found inferior to the urinary bladder, and surrounding the most proximal portion of the urethra, is called the __________.
a. seminal vesicle
b. urethra
c. bulbourethral gland
d. prostate
e. ejaculatory duct
d. prostate
The __________ is the site of sperm maturation and storage.
a. spermatic cord
b. epididymis
c. rete testis
d. seminiferous tubules
e. ductus (vas) deferens
b. epididymis
If a man’s seminal fluid contained fewer prostaglandins than normal, what would one repercussion be?
a. Decreased uterine contractions
b. Increased sperm motility
c. Increased capacitation of sperm
d. Decreased sperm count
a. Decreased uterine contractions
Men have only one __________.
a. bulbourethral gland
b. prostate
c. ejaculatory duct
d. seminal vesicle
e. corpus cavernosum
b. prostate