Digestive System Review

Front

What is the sequence of food movement through the digestive system?

Back

C) Food enters your esophagus, B) Food enters your small intestines, A) Food enters your large intestines.

Front

What part of the digestive system is responsible for mechanically and chemically breaking down food?

Back

Both the mouth and stomach.

Front

Identify the small and large intestine in a diagram.

Back

E~ small intestine, D~ large intestine.

Front

What are the rhythmic muscular contractions of the esophagus called?

Back

Peristalsis.

Front

What contributes to the large surface area of the small intestine?

Back

All answers contribute: 21 feet long, villi, microvilli.

Front

What is the primary function of the esophagus?

Back

To transport food from the mouth to the stomach.

Front

What role do villi play in the small intestine?

Back

Villi increase the surface area for absorption of nutrients.

Front

What is the function of the stomach in digestion?

Back

The stomach mechanically churns food and mixes it with gastric juices for chemical digestion.

Front

What is the role of the large intestine in the digestive system?

Back

To absorb water and electrolytes from indigestible food matter and to store waste.

Front

What is the process of breaking down food into smaller components called?

Back

Digestion.