1. Carbohydrates are nutrients that are composed of the elements carbon, hydrogen, and

a. oxygen.

b. nitrogen.

c. water.

d. glucose.

ANS: A

The chemical nature of carbohydrates is carbon, hydrogen, and oxygen.

 DIF: Cognitive Level: Knowledge

REF: p. 21

MSC: NCLEX: Physiological Integrity: Physiological Adaptation

2. Carbohydrates play a major role in nutrition because they

a. provide a long-term energy store.

b. are digested in the stomach.

c. help regulate body functio...