Which one of the following acts as a physiological barrier to the entry of microorganisms in human body ?

Skin

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Epithelium of urogenital tract

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Tears

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Monocytes

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Solution

The correct option is C Tears
Physiological barriers to the entry of micro-organisms in the human body are tears in eyes, saliva in mouth and HCl in the stomach.

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Similar questions

Which one of the following is a physiological barrier to the entry of microorganisms?

Assertion: pH of certain secretions in the body prevent the growth of many microorganisms.

Reason: It acts as a type of physical barrier which prevents the entry of microorganisms.

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