Which of the following plays a role in preven | vedclass

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(C) The body has physical barriers that prevent the entry of microorganisms. The epithelial lining of the respiratory,gastrointestinal,and urogenital

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Epithelial lining of the respiratory,gastrointestinal,and urogenital tracts

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(C) The body has physical barriers that prevent the entry of microorganisms. The epithelial lining of the respiratory,gastrointestinal,and urogenital tracts is a type of physical barrier that traps microorganisms entering our body. $HCl$ acid in the stomach,saliva in the mouth,and tears from the eyes are physiological barriers. $PMNL$,monocytes,and $NK$ cells are cellular barriers,while interferons are cytokine barriers.

Which of the following plays a role in preventing the entry of microorganisms into the body?

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