CPOA Clinical Procedures 4

Question 1

A patient reports haloes around lights after instillation of which class of drops?

Accepted Answer

Mydriatic agents

Answer

Mydriatic drops dilate the pupil, causing patients to notice haloes and glare around lights due to increased light entering through the peripheral lens.

Question 2

The Amsler grid is used to detect scotomas or distortion associated with disease of the:

Accepted Answer

Macular area

Answer

The Amsler grid detects distortion (metamorphopsia) or missing areas (scotomas) caused by macular conditions such as AMD.

Question 3

When instilling eye drops, the drop should be placed into the:

Accepted Answer

Lower conjunctival fornix (cul-de-sac)

Answer

Drops are instilled into the lower conjunctival fornix to minimize corneal contact, reduce reflex tearing, and allow proper absorption.

Question 4

Stereopsis testing with the Randot or TNO stereotest measures:

Accepted Answer

Depth perception from binocular disparity

Answer

Stereotests measure stereoacuity, the ability to perceive depth based on horizontal disparity between the images seen by each eye.

Question 5

Which solution is used to assess the cornea for abrasions or defects during a slit-lamp exam?

Accepted Answer

Sodium fluorescein

Answer

Sodium fluorescein stains areas where the corneal epithelium is disrupted and fluoresces green under cobalt blue light.

(CPOA) Certified Paraoptometric Assistant Practice Test

(CPOA) Certified Paraoptometric Assistant Practice Test

CPOA Clinical Procedures 4