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Which one of the following acts as a physiological barrier to the entry of microorganisms in human body? 1. Skin 2. Epithelium of Urogenial tract 3. Tears 4. Monocytes

Which one of the following acts as a physiological barrier to the entry of
microorganisms in human body?
1. Skin
2. Epithelium of Urogenial tract
3. Tears
4. Monocytes

Grade:upto college level

1 Answers

Jitender Pal
askIITians Faculty 365 Points
9 years ago
Sol: Physiological barriers to the entry of micro-organisms in human body are tears in eyes, saliva in mouth and HCl in stomach. Answer: (3)

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