Human Digestive System Quiz

Gastrointestinal Tract (GIT)

• The primary function of the GIT is to digest and absorb nutrients from ingested food, and eliminate waste products from the body.

Organs of the GIT

• The following organs are part of the GIT: mouth, esophagus, stomach, small intestine, and large intestine (colon and rectum).
• The skin is not a part of the GIT.

Role of the Colon in the GIT

• The colon, also known as the large intestine, absorbs water, electrolytes, and some vitamins produced by enteric bacteria, and stores and eliminates feces.

Test your knowledge of the human digestive system with questions about the primary function of the gastrointestinal tract (GIT), organs included in the GIT, and the role of the colon. Find out how well you understand this essential system in the human body.