Question : 51.Changes in blood sugar and circulating fats detected by the A)hippocampus. B)thalamus. C)cortex. D)hypothalamus. E)amygdala. : 1231286

51.Changes in blood sugar and circulating fats are detected by the

A)hippocampus.

B)thalamus.

C)cortex.

D)hypothalamus.

E)amygdala.

52.In his research on hunger and the brain, Dr. VanderZyl stimulates the lateral hypothalamus of his animal subjects. This stimulation

A)induces eating only in animals that have not eaten in a while.

B)induces eating in animals, even if they are full.

C)induces eating only in animals that have recently eaten but are still hungry.

D)reduces eating in animals that are hungry.

E)reduces eating in animals that are full.

53.Regarding the regulation of hunger and appetite, which of the following statements is FALSE?

A)Both neurotransmitters and hormones play important roles in regulating hunger.

B)The brain leads to the feelings that people describe as hunger.

C)When a person is hungry, eating typically results in homeostasis of blood sugar levels.

D)The lateral hypothalamus regulates feelings of satiety, whereas the ventromedial hypothalamus initiates eating.

E)When a person has not eaten in a while, the levels in the brain of neuropeptide Y increase.

54.In contrast to the lateral hypothalamus, stimulation of the ventromedial hypothalamus

A)makes a hungry animal eat.

B)makes an animal stop eating.

C)has no effect on eating.

D)makes a full animal start eating.

E)restores homeostasis.

55.Ramona had a stroke that damaged her ventromedial hypothalamus. Generalizing from animal research, you might expect Ramona to

A)eat more and lose weight.

B)eat more and gain weight.

C)eat less and lose weight.

D)eat less and gain weight.

E)eat regularly and maintain weight.

56.Which hormone do scientists believe works on the hypothalamus to stimulate appetite and eating?

A)melatonin

B)neuropeptide Y

C)endorphins

D)dopamine

E)leptin

57.Regarding obesity, which of the following statements is FALSE?

A)Recently, rates of obesity have leveled off among U.S. men, but risen among U.S. women.

B)About two-thirds of the adult American population is overweight.

C)Obesity cuts life expectancy by about six to seven years.

D)Obesity is a major risk factor in many illnesses, including heart disease, diabetes, and some cancers.

E)Obesity rates in the U.S. are rising among children, with about twice as many overweight children than twenty-five years ago.

58.The rate at which one’s body burns calories at rest is called

A)set point.

B)homeostasis.

C)basal metabolism or basal metabolic rate.

D)the vasocongestion or parabolic rate.

E)the caloric consumption rate.

59.The set point theory of obesity suggests that

A)body weight is regulated around a genetically predetermined level.

B)food intake is controlled by genetics.

C)metabolism is controlled by genetics.

D)the number of fat cells is controlled by genetics.

E)body weight is determined by the incentive value of food.

60.Each of the following is identified in the text as a factor in obesity EXCEPT

A)genetics.

B)set point theory.

C)metabolic rate.

D)portion size.

E)willpower.