CERTIFIED OPHTHALMIC ASSISTANT COA
ACTUAL EXAM PREP 2025-2026 LATEST
ACTUAL EXAM RATED A+
If an ophthalmologist states that a patient's condition is "OU", this
means that the condition is present in
Select one:
a. neither eye.
b. the left eye.
c. the right eye.
d. both eyes. Correct Answer d. both eyes.
Retroillumination detects
Select one:
a. opacities or defects in the iris.
b. irregularities of the eyelids or eyelashes.
c. the palperal conjunctiva or sclera.
d. adverse corneal effects from CLS. Correct Answer a. opacities
or defects in the iris.
,Health care professionals who have open lesions, dermatitis, or
other skin irritations should not participate in direct patient care
activities or handle
Select one:
a. contaminated equipment.
b. gowns and masks.
c. sealed instruments.
d. disposable gloves. Correct Answer a. contaminated equipment.
Why should laminated acuity projector slides NOT be cleaned
under running water?
Select one:
a. Retained moisture might short out the projector.
b. The letters, numerals, and/or characters will be washed off the
slide.
c. The specially heated glass of the projector slide will lose its
heat-resistant properties.
d. Water beads can pool between the two layers of glass. Correct
Answer d. Water beads can pool between the two layers of glass.
The application of coding facilitates the processing of insurance
claims. The assigned code, as it refers to procedures and
services, must be supported by
Select one:
,a. all billing practices.
b. the medical records.
c. the policies and procedures manual.
d. the length of time the appointment took. Correct Answer b. the
medical records.
Scattered light rays produce which visual phenomenon?
Select one:
a. Diplopia
b. Photopsia
c. Glare
d. Metamorphosia Correct Answer c. Glare
Color vision defects may be
Select one:
a. refractive.
b. subjective.
c. congenital or acquired.
d. more common in women. Correct Answer c. congenital or
acquired.
A latent deviation that can only be observed when binocular
fusion is disrupted is called a(n)
, Select one:
a. tropia.
b. hemianopia.
c. phoria.
d. ametropia. Correct Answer c. phoria.
Axial length in IOL formulas refers to the distance from the
Select one:
a. cornea to the iris.
b. cornea to the lens.
c. lens to the retina.
d. cornea to the retina. Correct Answer b. cornea to the lens.
The name of the oil-secreting glands found in the posterior margin
of the eyelid is the
Select one:
a. gland of Moll.
b. gland of Wolfring.
c. lacrimal gland.
d. Meibomian gland. Correct Answer d. Meibomian gland.
What is the name of the condition where both the globe and the
ocular tissue are missing?
ACTUAL EXAM PREP 2025-2026 LATEST
ACTUAL EXAM RATED A+
If an ophthalmologist states that a patient's condition is "OU", this
means that the condition is present in
Select one:
a. neither eye.
b. the left eye.
c. the right eye.
d. both eyes. Correct Answer d. both eyes.
Retroillumination detects
Select one:
a. opacities or defects in the iris.
b. irregularities of the eyelids or eyelashes.
c. the palperal conjunctiva or sclera.
d. adverse corneal effects from CLS. Correct Answer a. opacities
or defects in the iris.
,Health care professionals who have open lesions, dermatitis, or
other skin irritations should not participate in direct patient care
activities or handle
Select one:
a. contaminated equipment.
b. gowns and masks.
c. sealed instruments.
d. disposable gloves. Correct Answer a. contaminated equipment.
Why should laminated acuity projector slides NOT be cleaned
under running water?
Select one:
a. Retained moisture might short out the projector.
b. The letters, numerals, and/or characters will be washed off the
slide.
c. The specially heated glass of the projector slide will lose its
heat-resistant properties.
d. Water beads can pool between the two layers of glass. Correct
Answer d. Water beads can pool between the two layers of glass.
The application of coding facilitates the processing of insurance
claims. The assigned code, as it refers to procedures and
services, must be supported by
Select one:
,a. all billing practices.
b. the medical records.
c. the policies and procedures manual.
d. the length of time the appointment took. Correct Answer b. the
medical records.
Scattered light rays produce which visual phenomenon?
Select one:
a. Diplopia
b. Photopsia
c. Glare
d. Metamorphosia Correct Answer c. Glare
Color vision defects may be
Select one:
a. refractive.
b. subjective.
c. congenital or acquired.
d. more common in women. Correct Answer c. congenital or
acquired.
A latent deviation that can only be observed when binocular
fusion is disrupted is called a(n)
, Select one:
a. tropia.
b. hemianopia.
c. phoria.
d. ametropia. Correct Answer c. phoria.
Axial length in IOL formulas refers to the distance from the
Select one:
a. cornea to the iris.
b. cornea to the lens.
c. lens to the retina.
d. cornea to the retina. Correct Answer b. cornea to the lens.
The name of the oil-secreting glands found in the posterior margin
of the eyelid is the
Select one:
a. gland of Moll.
b. gland of Wolfring.
c. lacrimal gland.
d. Meibomian gland. Correct Answer d. Meibomian gland.
What is the name of the condition where both the globe and the
ocular tissue are missing?
