Question
11) Mitotic divisions in germ cells A) are complete before birth. B) begin at puberty. C) continue throughout life. D) end at andropause or menopause.
11) Mitotic divisions in germ cells
A) are complete before birth.
B) begin at puberty.
C) continue throughout life.
D) end at andropause or menopause.
E) The answer depends on gender.
12) Meiosis of one cell results in production of
A) four gametes.
B) one gamete.
C) four gametes if male, one if female.
D) four gametes if female, one if male.
13) Aromatase
A) is an enzyme that inactivates sexual signals after they are smelled.
B) makes one more sensitive to the smell of others.
C) is an enzyme that converts androgens to estrogens.
D) enhances one's response to all signals.
14) Periodic pulsatile secretion of GnRH appears to be important in
A) delaying sexual maturation and puberty.
B) preventing down-regulation of GnRH receptors.
C) development of muscle responses.
D) correct growth of coronary arteries.
15) The fold of skin that covers the tip of the penis is the
A) glans penis.
B) prepuce.
C) corpus cavernosum.
D) corpus spongiosum.
E) penile urethra.
16) The erectile tissue that surrounds the urethra is the
A) membranous urethra.
B) penile urethra.
C) glans penis.
D) corpus spongiosum.
E) corpus cavernosum.
17) In the condition known as cryptorchidism,
A) the testes fail to descend into the scrotum.
B) the testes are surgically removed.
C) the foreskin has been surgically removed.
D) sperm cells are not produced.
E) the prostate gland is enlarged.
18) The small paired glands at the base of the penis that produce a lubricating secretion are the
A) seminal vesicles.
B) prostate glands.
C) preputial glands.
D) Bartholin's glands.
E) bulbourethral glands.
19) Sperm production occurs in the
A) ductus deferens.
B) seminiferous tubules.
C) epididymis.
D) seminal vesicles.
E) rete testis.
20) Interstitial cells produce
A) sperm.
B) inhibin.
C) nutrients.
D) androgens.
E) androgen-binding protein.
11) Mitotic divisions in germ cells
A) are complete before birth.
B) begin at puberty.
C) continue throughout life.
D) end at andropause or menopause.
E) The answer depends on gender.
12) Meiosis of one cell results in production of
A) four gametes.
B) one gamete.
C) four gametes if male, one if female.
D) four gametes if female, one if male.
13) Aromatase
A) is an enzyme that inactivates sexual signals after they are smelled.
B) makes one more sensitive to the smell of others.
C) is an enzyme that converts androgens to estrogens.
D) enhances one's response to all signals.
14) Periodic pulsatile secretion of GnRH appears to be important in
A) delaying sexual maturation and puberty.
B) preventing down-regulation of GnRH receptors.
C) development of muscle responses.
D) correct growth of coronary arteries.
15) The fold of skin that covers the tip of the penis is the
A) glans penis.
B) prepuce.
C) corpus cavernosum.
D) corpus spongiosum.
E) penile urethra.
16) The erectile tissue that surrounds the urethra is the
A) membranous urethra.
B) penile urethra.
C) glans penis.
D) corpus spongiosum.
E) corpus cavernosum.
17) In the condition known as cryptorchidism,
A) the testes fail to descend into the scrotum.
B) the testes are surgically removed.
C) the foreskin has been surgically removed.
D) sperm cells are not produced.
E) the prostate gland is enlarged.
18) The small paired glands at the base of the penis that produce a lubricating secretion are the
A) seminal vesicles.
B) prostate glands.
C) preputial glands.
D) Bartholin's glands.
E) bulbourethral glands.
19) Sperm production occurs in the
A) ductus deferens.
B) seminiferous tubules.
C) epididymis.
D) seminal vesicles.
E) rete testis.
20) Interstitial cells produce
A) sperm.
B) inhibin.
C) nutrients.
D) androgens.
E) androgen-binding protein.
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