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  4. The hormone pepsin is activated by the

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Q. The hormone pepsin is activated by the

JIPMERJIPMER 2015Digestion and Absorption

Solution:

The gastric glands of the stomach secrete gastric juice, which contains hydrochloric acid, proenzymes— pepsinogen and prorennin. Hydrochloric acid (HCl) maintains a strongly acidic pH of about 1.5 to 2.5 in the stomach. HCl converts pepsinogen and prorennin into their active forms i.e., pepsin and rennin respectively.