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Pathology · Wound healing
Sample itemWhich vitamin deficiency impairs wound healing?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
D. Vitamin C deficiency
This item reviews Wound healing; Vitamin C deficiency is the best answer because it directly matches the biochemical or pathological mechanism described.
Option by option
A. Vitamin K excess
Vitamin K excess does not fit the stated pattern.
B. Iron overload
Iron overload is unsupported by the key feature.
C. Vitamin D excess
Vitamin D excess is plausible but not the best answer.
D. Vitamin C deficiency (correct)
Correct. Vitamin C deficiency fits the defining mechanism.
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.