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Pathology · Acute inflammation
Sample itemWhich leukocyte predominates during the first 24 hours of a typical acute bacterial inflammation?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
D. Neutrophil
Neutrophils are rapidly recruited in acute bacterial inflammation and provide early phagocytic and microbicidal activity, whereas macrophages become more prominent later and in chronic inflammation.
Option by option
A. Eosinophil
Eosinophils are prominent in parasitic infection and allergic disease.
B. Macrophage
Macrophages become more important later and in chronic inflammation.
C. Plasma cell
Plasma cells produce antibodies and are more associated with chronic immune responses.
D. Neutrophil (correct)
Correct: neutrophils are early responders in acute bacterial inflammation.
Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.
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