Regulation of Metabolism

1. How does hypothermia affect our basal metabolic rate?
*a. it lowers it dramatically
b. it raises it slightly
c. it raises it dramatically
d. it is not affected

2. All of the following are important in influencing our BMR, except:
a. oxygen consumption while relaxed
b. age and gender
*c. pancreatic secretions
d. physical activity

3. Scurvy is caused by a deficiency in what vitamin?
a. vitamin A
*b. vitamin C
c. vitamin D
e. vitamin K

4. All of the following are soluble in fat except________.
a. vitamin A
b. vitamin K
*c. vitamin C
d. vitamin E
e. all of the above

5. An endurance athlete should receive most of their energy from which source?
a. protein
b. carbohydrate loading
c. water
d glucose
*e. fat

6. Which of the following could be absorbed directly without need of digestion?
*a. glucose
b. fat
c. polysaccharides
d. protein
c. nucleic acid

7. The amino acids that must be consumed in the diet are called essential. . Nonessential amino acids.
*a. can be produced by the body.
b. are only needed occasionally.
c. are stored in the body until needed.
d. can be taken in by supplements.

8. The hormone that is most important in the daily regulation of cell respiration is:
a. insulin
*b. thyroxine
c. epinephrine
d. growth hormone

9. In a cold environment, the arterioles in the dermis will:
a. dilate to conserve heat
b. dilate to lose heat
*c. constrict to conserve heat
d. constrict to lose heat

10. The basal metabolic rate is the term for the body's heat production when the body is:
a. in a stress situation
*b. at rest
c. exercising strenuously
d. performing light activity

11. All of these vitamins are necessary for cell respiration except:
a. niacin
*b. vitamin D
c. riboflavin
d. thiamine


12. A meal that consists of 20 grams of starch, 20 grams of protein, and 10 grams of fat has _____________ calories:
a. 220
b. 230
c. 240
*d. 250

13. Vitamins can best be described as:
a. building blocks of new tissue
b. sources of energy
c. a chemical form of stored energy
*d. chemicals often necessary for the functioning of enzymes


14. The term for synthesis reactions is:
a. metabolism
b. catabolism
*c. anabolism
d. metabolic rate

15. Which of the following is not a function of the liver in adults ?
a. Produces bile.
b. Detoxifies alcohol.
c. Stores glucose.
d. Produces urea.
*e. Makes red blood cells.

16. Metabolism is broken down into two chemical reactions
a. anabolism and canabolism
*b. anabolism and catabolism
c. acidic and basic
d. intracellular and extracellular
e. none or the above

17. Glycogen and starch belong to the nutrient group known as____
a. mineral
b. polysaccharide
c. lipid
d. protein
e. carbohydrate

18. Which association is incorrect?
a. protein--trypsin
b. fat--bile
c.fat--lipase
d. maltose--pepsin
e. starch--amylase