21.Which of the following hormones is released into the intestine after a person eats a high fat food?

a.norepinephrine

b.serotonin

c.cholecystokinin

d.adiponectin

22.The brain chemical neuropeptide Y is known to specifically enhance the craving for which of the following nutrients?

a.fat

b.salt

c.protein

d.carbohydrate

23.Which of the following is a function of neuropeptide Y?

a.It stimulates hunger.

b.It reduces fat storage.

c.It is synthesized in the liver.

d.It increases fat cravings.

24.Which of the following describes the process of thermogenesis?

a.burning of fat

b.synthesis of fat

c.generation of heat

d.generation of water

25.Why might the measurement of the resting metabolic rate in a person be somewhat higher than her basal metabolic rate?

a.She was mildly malnourished.

b.She slept through the procedure.

c.She was dehydrated.

d.She ate right before the measurement was done.

26.What fraction of the day’s energy expenditure of the average person is represented by the basal metabolism?

a.about 1/10

b.up to 1/2

c.about 2/3

d.over 9/10

27.What is the approximate daily basal metabolism of a 50 kg woman?

a.500 kcal

b.1000 kcal

c.1500 kcal

d.2000 kcal

28.Which of the following factors has the most influence on the body’s metabolic rate?

a.age

b.gender

c.amount of fat tissue

d.amount of lean body tissue

29.Which of the following measures may be used to calculate the amount of energy expended by the body?

a.oxygen consumed

b.total air exchanged

c.intestinal gas expelled

d.carbon dioxide consumed

30.Which of these methods is used to measure the amount of heat given off by the body?

a.bomb calorimetry

b.basal calorimetry

c.direct calorimetry

d.indirect calorimetry