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  4. To which type of barriers under innate immunity, do the saliva in the mouth and the tears from the eyes, belong?

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Q. To which type of barriers under innate immunity, do the saliva in the mouth and the tears from the eyes, belong?

AIPMTAIPMT 2008Human Health and Disease

Solution:

Acid in stomach, saliva in mouth, tears from eyes all prevent microbial growth. They are part of innate immunity and grouped under physiological barriers.