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Pathology · Wound healing
Sample itemWhat vitamin deficiency can impair collagen hydroxylation and wound healing?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
B. Vitamin C deficiency
The core Wound healing principle identifies Vitamin C deficiency as the best answer because it most directly explains the biochemical pathway or tissue response described in the stem.
Option by option
A. Vitamin D excess
Vitamin D excess does not account for the central finding in this sample.
B. Vitamin C deficiency (correct)
Correct. Vitamin C deficiency is supported by the key clue given.
C. Vitamin A excess
Vitamin A excess is relevant in another context but is not the best answer here.
D. Vitamin K deficiency
Vitamin K deficiency does not match the stated wound healing 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.