Chapter 13 Quiz 3

A  asexual.

B  antisexual.

C  heterosexual.

D  bisexual.

E  gay.

A  transsexuals

B  gay males

C  bisexuals

D  none of these

E  heterosexuals

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

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

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

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

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

A  cortex

B  all of these

C  amygdala

D  ventral striatum

E  hypothalamus

A  none of these

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

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

D  all of these

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

A  all of these

B  strength.

C  ability to achieve an erection.

D  body hair.

E  sexual motivation.

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

B  acted like a male from an early age.

C  requested mastectomy and phalloplasty.

D  all of these

E  refused to wear a bra.

A  sexual development is genetic and hormonal.

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

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

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

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

A  all of these

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

C  high levels of adrenal androgens.

D  ambiguous reproductive organs in many genetic females.

A  breasts.

B  all of these

C  internalized testes.

D  little public hair.

E  shallow vaginas.

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

B  all of these

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

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  all of these

B  is present in the blood of neonatal rats.

C  does not readily penetrate the blood-brain barrier.

D  none of these

E  deactivates circulating estradiol.

A  alpha fetoprotein

B  cholesterol

C  aromatization

D  dimorphic

E  dihydrotestosterone

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

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

C  The male frontal cortex has an extra layer.

D  Male and female brains are identical.

E  Many structural differences have been documented.

A  all of these

B  male external reproductive organs.

C  undeveloped female reproductive ducts.

D  ovaries.

E  male internal reproductive ducts.

A  chest hair

B  the female pattern of pubic hair growth

C  the male pattern of pubic hair growth

D  increased muscularity

E  breasts

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

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

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

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

E  occurs automatically unless testosterone is present.

A  all of these

B  growth hormone.

C  adrenocorticotropic hormone.

D  gonadotropic hormone.