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Question

Our stomach makes use of hydrochloric acid along with other enzymes for digestion. We know that is acid is corrosive in nature. How does the stomach save itself from the acid it produces?


A
With help of a mucus lining
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B
Due to the presence of water
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C
By using a neutralizing agent
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D
Due to its sac-like structure
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Solution

The correct option is A With help of a mucus lining

Gastric wall of stomach secrets gastric juices for digestion of the food substance that enters from the oesophagus. This gastric juice comprises of hydrochloric acid, pepsin and mucous. The mucous present in these juices protect stomach from the corrosive acidic environment.


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