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Ophthalmology · Eye examination
Sample itemWhat does visual acuity testing measure?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
C. Ability to resolve detail at a set distance
Visual acuity measures spatial resolution using standardized optotypes and should be recorded early in most eye assessments.
Option by option
A. Intraocular pressure
Tonometry measures pressure.
B. Tear production
Schirmer testing measures tears.
C. Ability to resolve detail at a set distance (correct)
Correct: acuity quantifies detail resolution.
D. Retinal perfusion
Perfusion needs other investigations.
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.