Digestive System – Multiple Choice Questions

Where does the process of digestion begin?

• Stomach

• Intestines

• Mouth

• Esophagus

What helps break down food in the mouth?

• Teeth and tongue

• Stomach acids

• Saliva and teeth

• Muscles

Which organ pushes the food from the mouth to the stomach?

• Small intestine

• Esophagus

• Liver

• Pancreas

What is the main job of the stomach in digestion?

• Absorb nutrients

• Chew food

• Store waste

• Mix food with digestive juices

Where are most nutrients absorbed in the digestive system?

• Stomach

• Small intestine

• Large intestine

• Mouth

What is the function of the large intestine?

• Digests food

• Absorbs water and forms waste

• Breaks down proteins

• Mixes food with saliva

What is the function of the large intestine?

• Digests food

• Absorbs water and forms waste

• Breaks down proteins

• Pushes food to the esophagus

Which of the following is NOT part of the digestive system?

• Liver

• Lungs

• Stomach

• Intestines

What helps the small intestine absorb nutrients?

• Teeth

• Saliva

• Tiny finger-like structures called villi

• Large muscles

What role does the liver play in digestion?

• Makes bile to break down fat

• Pushes food through intestines

• Stores waste

• Chews food