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Reil [10]
3 years ago
13

What changes is pH occur during digestion of our food ?

Biology
1 answer:
mezya [45]3 years ago
5 0
Parietal cells within the stomach lining secrete hydrochloric acid that lowers the pH of the stomach. A low pH (1.5 to 2) activates pepsin. Acetylcholine, gastrin, and histamine stimulate the proton pump in parietal cells to release hydrogen ions and decrease pH.
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Absorptive cells are also known as enterocytes. These cells line the lumen of the small intestine and the colon. They are meant to absorb the nutrients from the digested food inside the lumen of intestine. Apart from absorption, they also transport the nutrients across the membrane.

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