Question 1

In women, sexual desire is ________ correlated with levels of the hormone _________.

Accepted Answer

Sexual desire in women is positively correlated with levels of both estrogen and testosterone. Estrogen is primarily associated with female reproductive health but also influences sexual desire, while testosterone, though typically associated with male characteristics, plays a significant role in female libido as well.

Question 2

Research has found that a person's sexual orientation is determine primarily by their

Accepted Answer

Research indicates that a person's sexual orientation is primarily determined by biological factors, including genetics and prenatal conditions, rather than by social or environmental factors such as parenting, education, or mental health status.

Question 3

In greatly simplified terms, the lateral hypothalamus may be likened to an on-switch for eating; by contrast, the _________ may be seen as an off-switch.

Accepted Answer

The answer of In greatly simplified terms, the lateral hypothalamus...

Question 4

Similar gender differences in sexual interest are observed cross-culturally. This observation supports a(n) ________ perspective on the origin of these differences and suggests that they largely reflect ________.

Accepted Answer

The observation of similar gender differences in sexual interest across cultures supports an evolutionary perspective, suggesting that these differences are largely a reflection of nature (biological and genetic factors) rather than nurture (social or environmental factors).

Question 5

The rate amount of energy the body expends at rest is termed ___________.

Accepted Answer

The answer of The rate amount of energy the body...

Question 6

Glucose is the primary sugar that the body uses for energy.

Accepted Answer

Glucose is the primary source of energy for the body's cells and is especially important for the brain's energy needs.

Question 7

Gwen eats huge amounts of food in a single sitting, then vomits and uses laxatives to purge the excess food. Gwen appears to suffer from _________.

Accepted Answer

The answer of Gwen eats huge amounts of food in...

Question 8

Excitement is the first phase of the sexual response cycle.

Accepted Answer

The sexual response cycle traditionally begins with the excitement phase, characterized by physical and emotional changes that prepare the body for sexual activity.

Question 9

Which of the following most closely approximates the proportion of Americans who self-identify as exclusively gay or lesbian

Accepted Answer

Recent surveys and studies suggest that approximately 2% to 5% of Americans self-identify as exclusively gay or lesbian.

Question 10

The lateral hypothalamus is to stopping eating as the ventromedial hypothesis is to starting eating.

Accepted Answer

The lateral hypothalamus is associated with promoting eating (initiating hunger), while the ventromedial hypothalamus is associated with stopping eating (satiety).

Question 11

Valerie is obese; that is, her BMI exceeds _________.

Accepted Answer

The answer of Valerie is obese; that is, her BMI...

Question 12

If one male identical twin is gay, the likelihood that the other is also gay is:

Accepted Answer

Studies on identical twins have shown that if one twin is gay, there is about a 50% chance that the other twin will also be gay. This suggests a significant genetic component to sexual orientation.

Question 13

People are defined as obese when their BMI is greater than 30 kg/m2.

Accepted Answer

Obesity is defined as having a Body Mass Index (BMI) of 30 kg/m^2 or higher.

Question 14

Most sufferers of anorexia nervosa are women.

Accepted Answer

Approximately 90-95% of anorexia nervosa sufferers are female, indicating a significantly higher prevalence of the disorder among women compared to men.

Question 15

Jonah and Jared are fraternal twins. Jonah is gay. What is the approximate likelihood that Jared is gay as well

Accepted Answer

Fraternal twins share about 50% of their genetic makeup, and studies suggest that if one fraternal twin is gay, the likelihood of the other being gay is around 20%.

Question 16

Homosexuality is determined primarily by biological factors.

Accepted Answer

Research suggests that sexual orientation, including homosexuality, is influenced by a combination of genetic, hormonal, and environmental factors, with biological factors playing a significant role.

Question 17

Anorexia nervosa is characterized by binge eating followed by purging.

Accepted Answer

Anorexia nervosa is actually characterized by severe restriction of food intake, leading to low body weight, intense fear of gaining weight, and distorted body image. Binge eating followed by purging is a symptom of bulimia nervosa.

Question 18

Some people believe that homosexuality is a choice and that gay or lesbian parents or teachers may exert a harmful influence on children. To what extent is the empirical evidence reviewed in your text consistent with these claims

Accepted Answer

The empirical evidence overwhelmingly shows that homosexuality is not a choice and that gay or lesbian parents or teachers do not exert a harmful influence on children. Studies indicate that sexual orientation is not something individuals voluntarily choose and that the presence of gay or lesbian parents or teachers has no negative impact on children's development.

Question 19

In comparison to women, men:

Accepted Answer

Research and surveys consistently show that, on average, men exhibit a more consistent interest in sex, fantasize about sex more often, and may have lower standards for casual sexual partners compared to women.

Question 20

Fewer than 1 in 3 Americans perform the recommended 30 minutes of exercise 5 times per week.

Accepted Answer

The answer of Fewer than 1 in 3 Americans perform...

Quiz 10: Emotions and Motivations

In women, sexual desire is correlated with levels of the hormone _.