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13y ago

To protect the walls of the GI tract, by reducing the friction between the food/chyme traveling through the tract and the walls of the tract. Mucus basically keeps everything gliding along.

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12y ago

digestion functions are taken care of by the gastric glands present in the wall of the stomach.these release hydrochloric acid,a protein digesting enzyme called mucus

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Q: What does mucus do in the digestive system?
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