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Dentistry · Orthodontics
Sample itemWhat is the purpose of a retainer after orthodontic treatment?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
C. Maintain tooth position
The central Orthodontics principle supports Maintain tooth position; it is the answer that most directly explains the image finding, modality choice, or oral-health feature described.
Option by option
A. Treat acute abscess
Treat acute abscess may be used elsewhere but is not the strongest answer here.
B. Remove calculus
Remove calculus is not supported by the imaging or dental clue provided.
C. Maintain tooth position (correct)
Correct. Maintain tooth position best matches the key information in this scenario.
D. Whiten enamel
Whiten enamel does not fit the stated orthodontics context.
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.