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Pathology · Anemia
Sample itemWhat anemia is microcytic?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
D. Iron deficiency
This item reviews Anemia; Iron deficiency is the best answer because it directly matches the biochemical or pathological mechanism described.
Option by option
A. B12 deficiency
B12 deficiency does not fit the stated mechanism.
B. Aplastic anemia
Aplastic anemia is unsupported by the key finding.
C. Folate deficiency
Folate deficiency is plausible but not the best answer.
D. Iron deficiency (correct)
Correct. Iron deficiency fits the defining feature.
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.