QUESTION 3

What proportion of American adults are technically obese (have a BMI in the obese category)?

A. About 1/2.

B. About 2/3.

C. About 1/8.

D. About 1/3.

QUESTION 4

Science-based nutrition guidelines indicate that weight can be lost most effectively by

A. reducing calorie intake of fat.

B. reducing calorie intake of protein.

C. reducing calorie intake of carbohydrate.

D. reducing overall calorie intake regardless of macronutrient proportions in the diet.

QUESTION 5

The thermic effect of food refers to

A. the energy released by food in cellular respiration.

B. the energy from food used to support shivering and other involuntary physiological reactions to cold.

C. the portion of energy from food stored as glycogen and fat.

D. the energy the body must expend to digest and assimilate food.

QUESTION 6

The biggest part of the daily energy expenditure of an average person goes to

A. basal metabolism.

B. activity.

C. the thermic effect of food.