Question 1
During subjective refraction using the Jackson Cross Cylinder (JCC) to refine cylinder axis, which of the following is the correct target for the patient to look at?
Correct Answer:
A single line of letters that is one line larger than the patient's best sphere visual acuity
Question 2
A patient's spectacle prescription is +2.00 DS / -1.50 DC x 090. Transpose this prescription into plus cylinder format.
Correct Answer:
+0.50 DS / +1.50 DC x 180
Question 3
A patient's spectacle prescription is -8.00 DS at a vertex distance of 12 mm. What is the required contact lens power, rounded to the nearest 0.25 D?
Correct Answer:
-7.25 DS
Question 4
A patient is dispensed a spectacle prescription of +4.00 DS OD. During dispensing, the lab decenters the optical center of the lens 5 mm nasally from the pupil center. What is the direction and magnitude of the induced prismatic effect?
Correct Answer:
2.0 prism diopters Base In (BI)
Question 5
During the duochrome (red-green) test, a patient reports that the letters on the red side appear sharper and darker. What adjustment should the optometrist make to the sphere power?
Correct Answer:
Add minus power (or subtract plus power)
Question 1
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About this Exam

Prepare with the MOC PQA Optometrist Practice Questions - Malaysian Optical Council Professional Qualifying Assessment (PQA) - Optometrist Exam practice quiz. This question bank includes 100 questions covering patient, lens, contact, distance, and cylinder. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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MOC PQA Optometrist Practice Questions - Malaysian Optical Council Professional Qualifying Assessment (PQA) - Optometrist Exam

This practice set contains 100 questions from the matching question bank and focuses on patient, lens, contact, distance, and cylinder. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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