Physics · Human Physiology
Consider the following statements about digestive physiology: 1. Pepsinogen is secreted by chief cells and activated to pepsin in acidic gastric juice. 2. Cholecystokinin (CCK) stimulates gallbladder contraction and pancreatic enzyme secretion. 3. Secretin enhances gastric acid secretion and inhibits bicarbonate release. 4. Lacteals in intestinal villi are primarily responsible for absorption of fatty acids and glycerol. Choose the correct option below:
- 1All four are correct
- 22 and 3 are correct
- 31 and 3 are correct
- 41, 2, and 4 are correct✓
Correct answer
1, 2, and 4 are correct
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