Practice Quiz

Ophthalmic Assistant

Category - Keratometry, Tonometry, and Refractometry

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If a patient’s eyesight is very poor and they cannot focus on the target inside the keratometer, what should be done to assist them?
  1. Shine a penlight through the eyepiece
  2. Instruct the patient to focus harder
  3. Adjust the chinrest
  4. Instruct the patient to blink rapidly
Explanation
Answer: A - Shine a penlight through the eyepiece

If a patient’s eyesight is very poor and they cannot focus on the target inside the keratometer, the examiner should shine a penlight through the eyepiece. This should not be done during the reading, but it will give the patient an idea of where to fixate their eyesight.
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