Body Systems & Nutrition Review

What body system works to break down foods into substances your cells can use?

• Skeletal System

• Excretory System

• Digestive System

• Circulatory System

90% of digestion takes place in this organ.

• large intestine

• small intestine

• stomach

• bladder

Chewing is what type of digestion?

• mechanical

• chemical

Saliva and stomach acids are what type of digestion?

• mechanical

• chemical

There are four steps in the digestive process. Which answer has the steps in the correct order?

• elimination, absorption, digestion, and ingestion

• absorption, digestion, elimination, & ingestion

• digestion, digestion, digestion, and digestion

• ingestion, digestion, absorption, & elimination

What muscle connects your throat to your stomach?

• trachea

• esophagus

• bladder

• biceps

The two major organs of the digestive system are the

• kidneys and bladder.

• small and large intestines.

• stomach and small intestine.

• stomach and lungs.

There are three main organs of the excretory system. What are they?

• bladder, kidneys, and large intestine (colon)

• heart, lungs, and brain

• stomach, heart, and lungs

• bladder, small intestine, and stomach

The waste products become more __________ as water is absorbed in the intestines.

• loose

• solid

What would happen if too much water is absorbed by the stool?

• diarrhea

• normal stools

• constipation