The lining of the epithelial cells in the sto | vedclass

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(A) The stomach lining is protected from the highly acidic environment created by $HCl$ (hydrochloric acid) primarily through the secretion of mucus b

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Secretion of mucus covering the epithelium

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(A) The stomach lining is protected from the highly acidic environment created by $HCl$ (hydrochloric acid) primarily through the secretion of mucus by the goblet cells and mucous neck cells. This mucus forms a thick,protective barrier over the gastric epithelium. Additionally,the bicarbonate ions secreted along with the mucus help in neutralizing the acid at the surface of the epithelium,preventing autodigestion and damage to the stomach wall.

The lining of the epithelial cells in the stomach of vertebrates is protected from damage by $HCl$ due to:

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