Phys Chapter 21

Front

What is the function of bile in the digestive system?

Back

Bile helps to break down fats in the gallbladder, emulsifying them for easier digestion.

Front

What hormone is released by the small intestine in response to fats and proteins?

Back

Cholecystokinin (CCK) is released when the small intestine detects fats and proteins.

Front

Which cells in the stomach secrete gastrin?

Back

G cells secrete gastrin in the stomach.

Front

Where is enteropeptidase located in the digestive system?

Back

Enteropeptidase is found in the duodenum.

Front

What enzyme in the pancreas is responsible for breaking down proteins?

Back

Chymotrypsin is the enzyme that breaks down proteins in the pancreas.

Front

What is the role of secretin in digestion?

Back

Secretin stimulates the pancreas to release bicarbonate, neutralizing stomach acid in the small intestine.

Front

What is the primary function of lipase?

Back

Lipase is an enzyme that breaks down fats into fatty acids and glycerol.

Front

What is the role of amylase in digestion?

Back

Amylase is an enzyme that breaks down carbohydrates into simple sugars.

Front

What are parietal cells responsible for in the stomach?

Back

Parietal cells secrete hydrochloric acid (HCl), which helps digest food and kill bacteria.

Front

What is the function of chief cells in the stomach?

Back

Chief cells secrete pepsinogen, which is activated to pepsin for protein digestion.