Life Science Chapter 14

Meat and eggs are good sources of __________.

• carbohydrates and fat

• carbohydrates and protein

• fat and protein

• vitamins and water

Calcium and phosphate are examples of ________.

• fats

• minerals

• proteins

• vitamins

The process of building new cells and structures from digested food is called_________.

• absorption

• assimilation

• peristalsis

• respiration

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

• chemical digestion

• mechanical digestion

• assimilation

• all of these

Peristalsis involves

• absorbing digest food

• adding digestive enzymes to food

• chewing food

• moving food along the alimentary canal

Absorption of nutrients from digested food happens in the _______.

• bile

• pancreas

• rectum

• villi

Bile is used to

• break up proteins

• digest fats

• digest carbohydrates

• absorb digested nutrients

Substances produce by the liver and pancreas enter the __________ to aid in digestion.

• esophagus

• large intestine

• small intestine

• stomach

What is the primary function of the excretory system?

• to absorb water and minerals

• to release excess urine

• to remove wastes from the body

• to rid the body of ammonia

The filtering organs of the excretory system are the _____________.

• villi

• blood vessels

• kidneys

• urethras