Digestive System Test Review

Front

What produces saliva?

Back

Salivary glands produce saliva, which helps in the digestion of food.

Front

What are thick rings of muscle that regulate food movement?

Back

Sphincters are thick rings of muscle that act as gatekeepers to regulate the movement of food through the digestive system.

Front

What is the muscular sac that continues digestion after the esophagus?

Back

The stomach is a muscular sac with thick walls that continues the process of digestion after food passes through the esophagus.

Front

What separates the esophagus from the stomach?

Back

The cardiac sphincter separates the esophagus from the stomach, preventing backflow of stomach contents.

Front

What is the thin flap of skin that blocks the larynx when swallowing?

Back

The epiglottis is a thin flap of skin that covers the larynx during swallowing to prevent food from entering the airway.

Front

What is the primary function of the digestive system?

Back

The primary function of the digestive system is to break down food into nutrients that the body can absorb and use.

Front

What is the role of the pancreas in digestion?

Back

The pancreas produces digestive enzymes and bicarbonate, which help in the digestion of carbohydrates, proteins, and fats.

Front

What is the function of the liver in the digestive system?

Back

The liver produces bile, which helps in the emulsification and digestion of fats.

Front

What is the role of the small intestine in digestion?

Back

The small intestine is where most digestion and absorption of nutrients occurs.

Front

What are rugae?

Back

Rugae are folds in the stomach lining that allow the stomach to expand and contract during digestion.