Which of the following innate immunity mechanisms is mismatched with its associated structure or body fluid?

Which of the following innate immunity mechanisms is mismatched with its associated structure or body fluid?



a. lysozyme—tears and saliva
b. mucociliary escalator—intestines
c. highly acidic pH—stomach
d. acidic pH, sebum, fatty acids—skin
e. low pH—urogenital tract


Answer: b. mucociliary escalator—intestines


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