Question

Secretin stimulates the activity of

• A. Liver
• B. Parietal cells
• C. Pancreas
• D. All of the above

Answer 1

The correct option is D All of the above

Secretin helps in regulating the $pH$ of the duodenum by

(1) Its inhibit the secretion of gastric acid from the parietal cells of the stomach.

(2) Stimulating the production of bicarbonate from ductal cells of the pancreas.

Secretin also stimulates duct cells in the liver for the release of bicarbonate into the bile.