JCAHPO Patient Evaluation 2

Question 1

During a confrontation visual field test, the examiner's finger should be positioned at what location?

Accepted Answer

Midway between the examiner and patient at the periphery

Answer

The target should be placed midway between examiner and patient to provide an equal reference field for comparison.

Question 2

Which cranial nerve is tested when evaluating the corneal reflex (blink reflex)?

Accepted Answer

CN V and CN VII

Answer

The afferent limb is CN V (trigeminal) and the efferent limb is CN VII (facial nerve), producing the blink.

Question 3

A patient's pupil constricts when a light is shone in the opposite eye. This response is called:

Accepted Answer

Consensual pupillary response

Answer

The consensual (indirect) response is constriction of the unstimulated pupil when light is directed into the fellow eye.

Question 4

When using the Amsler grid, a patient reports that the central lines appear wavy. This finding is called:

Accepted Answer

Metamorphopsia

Answer

Metamorphopsia refers to distorted or wavy appearance of lines and is a classic finding on Amsler grid testing in macular disease.

Question 5

Which refraction technique is used to objectively measure the refractive error of the eye without patient feedback?

Accepted Answer

Retinoscopy

Answer

Retinoscopy allows the examiner to objectively determine refractive error by observing the reflex from the retina.

(JCAHPO) International Joint Commission Allied Health Personnel in Ophthalmology Practice Test