A patient has undergone surgical removal of the pylorus. Decreased secretion of the following hormone can be expected:

Answer options

1. Secretin
2. Histamine
3. Gastrin
4. Gastric inhibitory polypeptide
5. Cholecystokinin

Explanation

Gastrin is secreted by g- cells in the pylorus of the stomach, duodenum, and pancreas. It stimulates the secretion of HCl by parietal cells. So, when pylorus is removed, the gastrin level decreases.