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Gastric acid acts like a _______

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Physical barrier

Chemical barrier

Psychological barrier

None of the above

answer is B.

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Detailed Solution

Concept: The gastric mucosal obstruction is the property of the stomach that permits it to securely contain the gastric corrosive required for digestion.

In the stomach a few mucosal guard instruments secure the stomach against hydrochloric corrosive and harmful specialists.

The pre-epithelial security is made up by the mucus-bicarbonate boundary.

Bodily fluid and bicarbonate, discharged by bodily fluid cells, make a pH angle keeping up the epithelial cell surface at close unbiased pH.

Hence,the correct answer is option B.

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