Multiple choice

Select the CORRECT statement regarding the control of gastric secretion in humans.

  1. Parietal cells of the gastric glands secrete gastric acid in response to hormonal stimulation.

  2. In an individual, most of the acid and pepsinogen released by the stomach takes place during the intestinal phase of gastric secretion.

  3. Gastric secretion does not commence unless the bolus reaches the stomach of an individual..

  4. Secretin being released by the duodenum stimulates gastric secretion in the stomach.
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A Correct answer
Explanation

Parietal cells produce gastric acid, a strong acid that helps to break down food. These cells produce gastric enzymes such as pepsinogen and lipase, which helps us to digest.

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