Question 1

Describe some of the evidence that brain anatomy may differ as a function of sexual orientation.​

Accepted Answer

Do brains also differ as a function of s

Question 2

Which of the following is unique to genetic males early in development?​

Accepted Answer

A) Wolffian ducts 
B) ​primitive gonads 
C) ​Müllerian ducts 
D) Müllerian inhibiting hormone 
A) Wolffian ducts 
B) ​primitive gonads 
C) ​Müllerian ducts 
D) Müllerian inhibiting hormone

Question 3

The sexually dimorphic nucleus is part of the ____.​

Accepted Answer

A) thalamus 
B) ​Wolffian ducts 
C) ​anterior hypothalamus 
D) male brain, only 
A) thalamus 
B) ​Wolffian ducts 
C) ​anterior hypothalamus 
D) male brain, only

Question 4

Wolffian ducts are found in ____.​

Accepted Answer

A) genetic female fetuses only 
B) ​genetic male fetuses only 
C) ​female and male fetuses early in development 
D) female and male fetuses until shortly before birth 
A) genetic female fetuses only 
B) ​genetic male fetuses only 
C) ​female and male fetuses early in development 
D) female and male fetuses until shortly before birth

Question 5

Many female mammals become very attentive after delivering their babies largely because of a sudden ____.​

Accepted Answer

A) drop in testosterone levels 
B) ​surge of prolactin and oxytocin 
C) ​decrease of prolactin and increase of oxytocin 
D) increase of prolactin and decrease of oxytocin 
A) drop in testosterone levels 
B) ​surge of prolactin and oxytocin 
C) ​decrease of prolactin and increase of oxytocin 
D) increase of prolactin and decrease of oxytocin

Question 6

Which of the following depends on an organizing effect of hormones?​

Accepted Answer

A) whether an organism develops as male or female 
B) ​the degree of sexual activity at any time 
C) ​the timing of migration or hibernation 
D) current metabolic rate 
A) whether an organism develops as male or female 
B) ​the degree of sexual activity at any time 
C) ​the timing of migration or hibernation 
D) current metabolic rate

Question 7

In general,when do hormones produce "organizing effects"?​

Accepted Answer

A) whenever the levels of some other hormone have decreased 
B) ​during early stages in development 
C) ​during adulthood 
D) temporarily at any time in life 
A) whenever the levels of some other hormone have decreased 
B) ​during early stages in development 
C) ​during adulthood 
D) temporarily at any time in life

Question 8

Male sexual behavior depends heavily on neurons in the medial preoptic area of the hypothalamus releasing which substance?​

Accepted Answer

A) testosterone 
B) ​dopamine 
C) ​estrogen 
D) luteinizing hormone 
A) testosterone 
B) ​dopamine 
C) ​estrogen 
D) luteinizing hormone

Question 9

What hormone is released during orgasm and is apparently responsible for the calmness and lack of anxiety after orgasm?​

Accepted Answer

A) insulin 
B) ​aldosterone 
C) ​melatonin 
D) oxytocin 
A) insulin 
B) ​aldosterone 
C) ​melatonin 
D) oxytocin

Question 10

Of the various hypotheses based on hormone levels,which is the most plausible explanation for male homosexuality?​

Accepted Answer

A) Adult testosterone levels are low. 
B) ​Adult estrogen levels are high. 
C) ​Prenatal testosterone levels were low during some sensitive period. 
D) Prenatal estrogen levels were high during some sensitive period. 
A) Adult testosterone levels are low. 
B) ​Adult estrogen levels are high. 
C) ​Prenatal testosterone levels were low during some sensitive period. 
D) Prenatal estrogen levels were high during some sensitive period.

Question 11

The hormone that prepares the uterus for pregnancy is ____.​

Accepted Answer

A) testosterone 
B) ​androgen 
C) ​progesterone 
D) estradiol 
A) testosterone 
B) ​androgen 
C) ​progesterone 
D) estradiol

Question 12

Müllerian ducts are found in ____.​

Accepted Answer

A) genetic female fetuses only 
B) ​genetic male fetuses only 
C) ​female and male fetuses early in development 
D) female and male fetuses until shortly before birth 
A) genetic female fetuses only 
B) ​genetic male fetuses only 
C) ​female and male fetuses early in development 
D) female and male fetuses until shortly before birth

Question 13

Hormones are capable of inducing long-lasting changes throughout the body.​

Accepted Answer

A) True 
 B)False

Question 14

Birth control pills prevent pregnancy by ____.​

Accepted Answer

A) increasing the release of estrogen 
B) ​increasing the release of FSH 
C) ​interfering with the feedback cycle between the ovaries and the pituitary 
D) inactivating both ovaries 
A) increasing the release of estrogen 
B) ​increasing the release of FSH 
C) ​interfering with the feedback cycle between the ovaries and the pituitary 
D) inactivating both ovaries

Question 15

When examining the data on sexual orientation of twins and other siblings,what seems to be the most reasonable conclusion?​

Accepted Answer

A) Genetic factors completely determine sexual orientation. 
B) ​Genetic factors play no role in sexual orientation. 
C) ​Sexual orientation is determined by genetics as well as other factors. 
D) Genetic factors determine sexual orientation in men, but do not seem to play a role for women. 
A) Genetic factors completely determine sexual orientation. 
B) ​Genetic factors play no role in sexual orientation. 
C) ​Sexual orientation is determined by genetics as well as other factors. 
D) Genetic factors determine sexual orientation in men, but do not seem to play a role for women.

Question 16

At what point in the menstrual cycle,if any,are women who are NOT on birth-control pills most likely to initiate sexual activity?​

Accepted Answer

A) at any point in the menstrual cycle 
B) ​just after the end of menstruation 
C) ​during the periovulatory period 
D) just before the next menstrual period 
A) at any point in the menstrual cycle 
B) ​just after the end of menstruation 
C) ​during the periovulatory period 
D) just before the next menstrual period

Question 17

What were the findings of a study of CAH girls in adolescence?​

Accepted Answer

A) They read more sports magazines than the average for other teenage girls. 
B) ​They read more glamour magazines than the average for other teenage girls. 
C) ​They show less physical aggression than most other women do as adults. 
D) They show more interest in infants than most other women do as adults. 
A) They read more sports magazines than the average for other teenage girls. 
B) ​They read more glamour magazines than the average for other teenage girls. 
C) ​They show less physical aggression than most other women do as adults. 
D) They show more interest in infants than most other women do as adults.

Question 18

In the middle of the menstrual cycle,an increased release of estradiol causes a(n)____.​

Accepted Answer

A) decrease in the release of FSH 
B) ​decrease in the release of LH 
C) ​sudden surge in the release of luteinizing hormone 
D) increase in the release of testosterone 
A) decrease in the release of FSH 
B) ​decrease in the release of LH 
C) ​sudden surge in the release of luteinizing hormone 
D) increase in the release of testosterone

Question 19

The frequency of homosexuality in men is highest if ____.​

Accepted Answer

A) a sister is homosexual 
B) ​an adopted brother is homosexual 
C) ​a dizygotic twin brother is homosexual 
D) a monozygotic twin brother is homosexual 
A) a sister is homosexual 
B) ​an adopted brother is homosexual 
C) ​a dizygotic twin brother is homosexual 
D) a monozygotic twin brother is homosexual

Question 20

What is one current recommendation for raising children who have intersex conditions?​

Accepted Answer

A) Raise the child according to whether the chromosomes are male or female. 
B) ​Wait until later and let the child decide whether to be called male or female. 
C) ​Identify the child as female, and have genital surgery performed as soon as possible. 
D) Identify the child as male or female based mainly on the predominant external appearance. 
A) Raise the child according to whether the chromosomes are male or female. 
B) ​Wait until later and let the child decide whether to be called male or female. 
C) ​Identify the child as female, and have genital surgery performed as soon as possible. 
D) Identify the child as male or female based mainly on the predominant external appearance.

Describe some of the evidence that brain anatomy may differ as a function of sexual orientation.

Which of the following is unique to genetic males early in development?

The sexually dimorphic nucleus is part of the ____.

Wolffian ducts are found in ____.

Many female mammals become very attentive after delivering their babies largely because of a sudden ____.

Which of the following depends on an organizing effect of hormones?

In general,when do hormones produce "organizing effects"?

Male sexual behavior depends heavily on neurons in the medial preoptic area of the hypothalamus releasing which substance?

What hormone is released during orgasm and is apparently responsible for the calmness and lack of anxiety after orgasm?

Of the various hypotheses based on hormone levels,which is the most plausible explanation for male homosexuality?

The hormone that prepares the uterus for pregnancy is ____.

Müllerian ducts are found in ____.

Hormones are capable of inducing long-lasting changes throughout the body.

Birth control pills prevent pregnancy by ____.

When examining the data on sexual orientation of twins and other siblings,what seems to be the most reasonable conclusion?

At what point in the menstrual cycle,if any,are women who are NOT on birth-control pills most likely to initiate sexual activity?

What were the findings of a study of CAH girls in adolescence?

In the middle of the menstrual cycle,an increased release of estradiol causes a(n)____.

The frequency of homosexuality in men is highest if ____.

What is one current recommendation for raising children who have intersex conditions?

Nerve Cells and Nerve Impulses

Synapses

Anatomy and Research Methods

Genetics, evolution, development, and Plasticity

Vision

Other Sensory Systems

Movement

Wakefulness and Sleep

Internal Regulation

Emotional Behaviors

The Biology of Learning and Memory

Cognitive Functions

Psychological Disorders

Appendix A: Brief, basic Chemistry

Filters

Exam 10: Reproductive Behaviors