Which one of the following comparisons between neutrophils and macrophages is true?
A) Neutrophils that enter inflammatory sites can survive for days, but macrophages are very short lived and only survive for hours.
B) Both neutrophils and macrophages are phagocytic and can kill internalized microbes.
C) Neutrophils proliferate at inflammatory sites, but macrophages are terminally differentiated and cannot proliferate.
D) Neutrophils, but not macrophages, express the high-affinity FcƴRI receptor, which recognizes specific opsonins bound to microbes and facilitates phagocytosis.
E) Both neutrophils and macrophages contain abundant cytoplasmic granules containing lysozyme, collagenase, and elastase.
Correct Answer:
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