Anonymous

Why Doesn't The Stomach Digest Itself?

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Anonymous Profile
Anonymous answered
The lining of the digestive tract prevents acid from burning through the tissue of your stomach... The contents of the stomach are acidic enough to dissolve a razor blade.
To prevent the stomach "wall" from from being digested, it is protected by a layer of alkaline mucus.
The cells of stomach lining are replaced at a rate of half a million each minute,
so that the stomach effectively has a new layer every 3 days!

Good Luck!
Bill Profile
Bill answered
It tries not to. The stomach lining is a mucous membrane that secretes mucous fluid. The mucous fluid affords some protection but the mucous membrane is continually renewed.

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