Chapter 13 Quiz 3

A  heterosexual.

B  asexual.

C  bisexual.

D  gay.

E  antisexual.

A  none of these

B  heterosexuals

C  bisexuals

D  transsexuals

E  gay males

A  92% of the monozygotic twin brothers and 52% of the dizygotic twin brothers

B  52% of the monozygotic twin brothers and 22% of the dizygotic twin brothers

C  52% of the twin brothers and 22% of the male siblings

D  30% of the monozygotic twin brothers and 20% of the half brothers

E  100% of the monozygotic twin brothers and 0% of the dizygotic twin brothers

A  cortex

B  ventral striatum

C  hypothalamus

D  amygdala

E  all of these

A  none of these

B  all of these

C  Various measures of sexual motivation were correlated with the testosterone levels of healthy human females.

D  Replacement injections of testosterone increased the proceptivity of ovariectomized and adrenalectomized female rhesus monkeys.

E  Replacement injections of testosterone increased the sexual motivation of human females who had been both ovariectomized and adrenalectomized.

A  strength.

B  ability to achieve an erection.

C  sexual motivation.

D  all of these

E  body hair.

A  requested mastectomy and phalloplasty.

B  acted like a male from an early age.

C  suspected he was a boy from the second grade on.

D  refused to wear a bra.

E  all of these

A  sexual development is genetic and hormonal.

B  social learning dominates hormones when it comes to gender identity.

C  genes dominate social learning when it comes to gender identity.

D  social learning dominates genes when it comes to gender identity.

E  hormones dominate social learning when it comes to gender identity.

A  high levels of adrenal androgens.

B  ambiguous reproductive organs in many genetic females.

C  all of these

D  a decrease in the release of cortisol from the adrenal cortices.

A  little public hair.

B  all of these

C  shallow vaginas.

D  internalized testes.

E  breasts.

A  There is a single mechanism that accounts for all differences between the brains of male and female mammals.

B  The program of mammalian female brain development unfolds normally in the absence of estradiol or other hormones.

C  The sexual dimorphism of the mammalian brain depends entirely on the presence or absence of testosterone; genes play no direct role.

D  none of these

E  all of these

A  deactivates circulating estradiol.

B  is present in the blood of neonatal rats.

C  none of these

D  does not readily penetrate the blood-brain barrier.

E  all of these

A  dimorphic

B  aromatization

C  cholesterol

D  dihydrotestosterone

E  alpha fetoprotein

A  Male and female brains are identical.

B  Some suggestions of differences have been reported, but none of the differences has proven to be replicable.

C  The male frontal cortex has an extra layer.

D  Many structural differences have been documented.

E  The female frontal cortex is substantially larger than the male counterpart.

A  all of these

B  male internal reproductive ducts.

C  male external reproductive organs.

D  ovaries.

E  undeveloped female reproductive ducts.

A  chest hair

B  the male pattern of pubic hair growth

C  breasts

D  the female pattern of pubic hair growth

E  increased muscularity

A  occurs automatically unless testosterone is present.

B  can be blocked by hormones but is not stimulated by them.

C  is stimulated by a high ratio of estrogens to androgens.

D  is stimulated by a high ratio of androgens to estrogens.

E  occurs automatically even if testosterone is present in large amounts.

A  adrenocorticotropic hormone.

B  gonadotropic hormone.

C  growth hormone.

D  all of these