2 years ago

Which organs are located in the pharynx, acting as a first line of defense against pathogens?

1 answer:

6 0

Answer:

The tonsils are the “first line of defense” against potential respiratory pathogens. They contain specialized M cells that collect antigens produced by respiratory tract pathogens. The secondary lymphoid tissue within the tonsils functions like the same type of the tissue in lymph nodes.

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