Digestive System

What begins the process of mechanical breakdown?

• the mouth
• the esophagus
• the pancreas

What begins the process of chemical breakdown?

• Liver
• Salivary glands
• Colon

Tags

NGSS.MS-LS1-7

What pushes food from the mouth to the stomach?

• Stomach
• Gall bladder
• Esophagus

What churns food and breaks it down further using strong acids?

• Stomach
• Salivary glands
• Liver

Tags

NGSS.MS-LS1-7

Where does most digestion occur?

• Stomach
• Salivary gland
• Small intestine

Tags

NGSS.MS-LS1-7

What organ produces bile?

• Colon

• liver

• Small Intestine

• gal bladder

What is the function of the villi?

• move food particles to the large intestines.

• physically break down food and absorb nutrients

• chemically break down food and absorb nutrients into the bloodstream

• to eliminate waste

Which organ is not part of the digestive tract?

• 10

• 2

• 15

• None of th18ese

What does the stomach do?

• Nothing

• Churns and adds digestive juices to the food

• Goes out to the rectum

• Absorbs water

The rectum and anus work together to

• hold waste

• Store and remove feces

• chemically break down food

• physically break down food