"The Digestive System"

What does the digestive system do to food?

Where does digestion start?

• mouth

• esophagus

• stomach

• small intestine

What happens during the start of digestion?

• the food moves down the esophagus

• food is deposited into the stomach and broken down into liquid

• food moves from the small intestine to large intestine

Where are most of the nutrients from food absorbed?

• stomach

• esophagus

• small intestine

• large intestine

What happens to the nutrients once they are absorbed?

• The nutrients are passed from large intestine and expelled

• The nutrients are passed from the mouth to the stomach

• The nutrients are passed to the stomach

• The nutrients pass to the bloodstream

What happens in the large intestine?

• Digestion starts here

• Food is broken down

• Waste food and dead cells pass through to be expelled

• Nutrients are absorbed

What are the parts of the digestive system? (hint: there are 4 parts)

What are three functions of the digestive system?

What is mechanical digestion?

• When food is broken down into smaller pieces

• When food is mixed with saliva and other stomach enzymes

What is chemical digestion?

• When the food is mixed with saliva and other stomach enzymes

• When the food is broken down into smaller pieces

Tags

NGSS.MS-LS1-7