Chapter 13 Quiz 3

A  bisexual.

B  heterosexual.

C  asexual.

D  antisexual.

E  gay.

A  gay males

B  none of these

C  transsexuals

D  bisexuals

E  heterosexuals

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

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

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

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

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

A  hypothalamus

B  amygdala

C  cortex

D  all of these

E  ventral striatum

A  none of these

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

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

D  all of these

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

A  all of these

B  strength.

C  body hair.

D  sexual motivation.

E  ability to achieve an erection.

A  acted like a male from an early age.

B  requested mastectomy and phalloplasty.

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

D  refused to wear a bra.

E  all of these

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

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

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

D  sexual development is genetic and hormonal.

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

A  high levels of adrenal androgens.

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

C  all of these

D  ambiguous reproductive organs in many genetic females.

A  internalized testes.

B  shallow vaginas.

C  breasts.

D  little public hair.

E  all of these

A  all of these

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

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

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

E  none of these

A  deactivates circulating estradiol.

B  all of these

C  is present in the blood of neonatal rats.

D  does not readily penetrate the blood-brain barrier.

E  none of these

A  dimorphic

B  dihydrotestosterone

C  aromatization

D  cholesterol

E  alpha fetoprotein

A  The male frontal cortex has an extra layer.

B  Many structural differences have been documented.

C  Male and female brains are identical.

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

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

A  ovaries.

B  undeveloped female reproductive ducts.

C  all of these

D  male internal reproductive ducts.

E  male external reproductive organs.

A  increased muscularity

B  breasts

C  chest hair

D  the male pattern of pubic hair growth

E  the female pattern of pubic hair growth

A  occurs automatically unless testosterone is present.

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

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

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

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

A  adrenocorticotropic hormone.

B  growth hormone.

C  gonadotropic hormone.

D  all of these