NEET PG DENTAL EXAM

HISTOLOGY

DIGESTIVE SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Hydrochloric acid is made in the
A
stomach
B
small intestines and large intestines
C
small intestines
D
liver
Explanation: 

Detailed explanation-1: -Gastric juice is made up of digestive enzymes, hydrochloric acid and other substances that are important for absorbing nutrients – about 3 to 4 liters of gastric juice are produced per day. The hydrochloric acid in the gastric juice breaks down the food and the digestive enzymes split up the proteins.

Detailed explanation-2: -In the human body, HCl is produced by the parietal cells of the stomach lining. The parietal cell cytoplasm combines with water and carbon dioxide to produce carbonic acid. The enzyme carbonic anhydrase converts one carbonic acid ion into a single hydrogen ion (H+) and a single bicarbonate ion (HCO3–).

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