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Dentistry · Prevention
Sample itemWhat supports oral health population-wide?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
C. Fluoride exposure
This item reviews Prevention; Fluoride exposure is the best answer because it directly matches the imaging or dental principle described.
Option by option
A. Tobacco
Tobacco is unsupported by the key finding.
B. No brushing
No brushing is plausible but is not the best answer.
C. Fluoride exposure (correct)
Correct. Fluoride exposure matches the defining feature.
D. High sugar
High sugar does not fit the stated pattern.
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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