ch 8

Which of the following nutrients is NOT used by the body as a source of energy?

• vitamins

• carbohydrates

• fats

• proteins

How many different nutrients does your body require?

• 3

• 6

• 10

• 40

The amount of energy released when nutrients are broken down is measured in units called

• grams.

• ounces.

• calories.

• pounds.

The chemical process by which your body breaks down food to release energy is called

• nutrition.

• metabolism.

• saturation.

• constipation.

Nutrients that contain nitrogen as well as carbon, hydrogen, and oxygen are called

• proteins.

• fats.

• carbohydrates.

• vitamins.

Which of the following is a role of carbohydrates?

• protecting your nerves

• forming your cells

• maintaining your body temperature

• supplying energy for your body's functions

Fats made when manufacturers add hydrogen to the fat molecules in vegetable oils are called

• saturated fats.

• unsaturated fats.

• trans fats.

• cholesterol.

Nutrients that are made by living things, are required only in small amounts, and that assist many chemical reactions are

• minerals.

• vitamins.

• electrolytes.

• supplements.

One of the main functions of vitamins is to

• help the body use other nutrients.

• manufacture amino acids.

• directly provide you with energy.

• directly provide you with the raw materials of which your cells are made.

If a person's diet does not include enough iron, he or she may develop

• scurvy.

• anemia.

• dehydration.

• homeostasis.