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Dentistry · Oral medicine
Sample itemWhat is a white patch that cannot be scraped off?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
B. Leukoplakia
This item reviews Oral medicine; Leukoplakia is the best answer because it directly matches the imaging or dental principle described.
Option by option
A. Aphthous ulcer
Aphthous ulcer is plausible but is not the best answer.
B. Leukoplakia (correct)
Correct. Leukoplakia matches the defining feature.
C. Thrush
Thrush does not fit the stated pattern.
D. Herpes
Herpes is unsupported by the key finding.
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.