Digestive System Quiz

What is the definition for ingestion?

• Breaking down food into smaller nutrients

• Getting food into our bodies

• Getting rid of waste products

• Getting nutrients into our bloodstream, so that our cells can use them

What is the definition for digestion?

• Breaking down food into smaller nutrients

• Getting food into our bodies

• Getting rid of waste products

• Getting nutrients into our bloodstream, so that our cells can use them

What is the definition for absorption?

• 
  Breaking down food into smaller nutrients

• Getting food into our bodies

• Getting rid of waste products

• Getting nutrients into our bloodstream, so that our cells can use them

What is the definition for elimination?

• Breaking down food into smaller nutrients

• 
  Getting food into our bodies

• Getting rid of waste products

• Getting nutrients into our bloodstream, so that our cells can use them

Where does the digestion of starch begin?

• 
  esophagus

• stomach

• small intestine

• mouth

The muscular tube that moves food from the mouth to the stomach?

• esophagus

• stomach

• small intestine

• 
  mouth

Food broken down by physical processes is called

• mechanical digestion

• chemical digestion

Chewing, grinding, and churning are examples of...

• mechanical digestion

• chemical digestion

Enzymes and acids are examples of 

• mechanical digestion

• chemical digestion

What part of the digestive system mechanically and chemically breaks down food?

• mouth

• stomach

• both the mouth and stomach