Chapter 14 "Energy"

1. Which of the following is not a class of nutrients?

• carbohydrates

• fats

• liquids

• vitamins

1. Breads, cereals, and deserts are typically high in

• carbohydrates

• fats

• minerals

• proteins

Which of the following is usually liquid at room temperature?

• saturated fats

• unsaturated fats

• essential amino acids

• nonessential amino acids

The unit to measure the energy in food is the

• calorie

• carbohydrate

• centimeter

• cholesterol

Using enzymes to break down proteins into amino acids is an example of

• chemical digestion

• mechanical digestion

• assimilation

• all of the above

The chemical digestion of _________ begins in the mouth.

• carbohydrates

• fats

• proteins

• water

Which of the following in an accessory organ and not a part of the alimentary canal?

• esophagus

• liver

• small intestine

• stomach

Peristalsis involves

• absorbing digested food

• adding digestive enzymes to food

• chewing food

• moving food along the alimentary canal

The mixture of food, enzymes and acid that leaves the stomach to enter the small intestine is called

• bile

• chyme

• urea

• villi

Absorption of nutrients from digested food happens in the

• bile

• pancreas

• rectum

• villi