NUTRITION QUIZ 6

29. The person requiring the highest energy needs per unit of body weight is a

a. 15-year-old boy.

10. Indirect calorimetry is used to measure

a. basal or resting energy expenditure

14. An activity that results in increased energy expenditure is

a. cleaning the house

2. Energy is lost from the body as

a. heat.

24. Energy expenditure is increased by

a. physical exercise.

8. The amount of energy the body needs to maintain life while at digestive, physical, and emotional rest is called

a. the basal metabolic rate

9. Metabolically active tissues in the body include

a. the heart, kidneys, and liver.

11. The term for the effect of food intake on the metabolic rate is

a. the thermic effect of food

6. After foods are eaten, they are converted into which of the following body fuels?

b. Fatty acids and glucose

5. Which of the following represents an external energy cycle?

b. Growing plants

16. The body's sources of stored energy include

b. adipose tissue

18. The first source of stored energy to be used during a period of fasting is

b. glycogen.

22. In cases of extreme starvation, the energy substrate used as a last resort would be

b. muscle mass.

27. Resting energy expenditure is

b. slightly higher than basal energy expenditure.

21. The liver and muscles store enough glycogen to last

c. 12 to 48 hours.

30. The estimated daily basal metabolic rate for a man who weighs 150 lb is _____ kcal.

c. 1636

28. Mr. Jones normally has a basal metabolic rate of 1500 kcal. He develops a fever of 100.6° F. His rate would now be approximately _____ kcal.

c. 1710

4. The total number of kilocalories in a snack that contains 10 g carbohydrate, 2 g protein, and 5 g fat is _____ kcal

c. 93

1. What is a nutrient that does not provide energy for the body?

c. A vitamin

19. Which of the following foods has the greatest caloric density?

c. Nuts

25. Energy needs per pound of body weight

c. decrease with age

17. The basal metabolic rate is controlled by the hormone

c. thyroxine.

13. When energy intake exceeds energy expenditure, the result can be

c. weight gain.

26. A 75-year-old man's energy intake should focus on meals

c. with lower energy density and high nutrient density

7. The metabolic rate would increase significantly with a body temperature of

d. 101.2° F.

23. Fever increases the basal metabolic rate by approximately

d. 7% for each 1° F increase

20. Nutrient density means the

d. concentration of nutrients in a given amount of food.

3. The unit of measurement used to refer to the amount of energy in food is the

d. kilocalorie

15. The thermic effect of food refers to the fact that

d. the process of digestion, absorption, and metabolism of food requires energy

12. The sum of basal metabolism, energy expended in physical activity, and the thermic effect of food is known as

d. the total energy requirement