Certified Ophthalmic Assistant COA Study Guide 2026/2027 Latest Updated Test Bank – Comprehensive Practice Questions & Exam Review

Certified Ophthalmic Assistant COA Study
Guide 2026/2027 Latest Updated Test Bank –
Comprehensive Practice Questions & Exam
Review




QUESTION #1
Which of the following conditions is NOT hereditary?
A. Migraines
B. Diabetes
C. Nystagmus
D. Conjunctivitis - correct answer-D. Conjunctivitis


QUESTION #2
Which part of the patient examination is performed by asking specific questions in
an orderly sequence? - correct answer-A. History


QUESTION #3
What is an important question to ask a patient that complains of a "red eye"? -
correct answer-A. Do you have blurred vision?

,QUESTION #4
The term used to rear to symptoms due to uncorrected refractive error is ... -
correct answer-B. Asthenopia


QUESTION #5
Symptoms associated with a red, irritated, bloodshot eye are most likely due to
a(n) - correct answer-C. Conjunctivitis


QUESTION #6
Which of the following MOST qualifies as a chief complaint?
A. Current medications
B. Munson's sign
C. eye fatigue
D. Exophoria - correct answer-D. Eye fatigue


QUESTION #7
Which common familial ocular disorder should you record during a patient's
history?
A. Scholiosis
B. Keratoconus
C. Hemophilia
D. Cholesteremia - correct answer-B. Keratoconus


QUESTION #8

,Which of the following symptoms requires prompt attention?
A. Diplopia
B. Halos around lights
C. Pain in the eye
D. Sudden loss of vision - correct answer-D. Sudden loss of vision


QUESTION #9
After introduction to the patient, one of the first items that should be obtained as
part of history taking is... - correct answer-B. The chief complaint or reason for
the patient's visit


QUESTION #10
When a patient complains of diplopia, why is it important to ask if the second
image does away after closing one eye? - correct answer-A. To determine the
type of diplopia the patient is experiencing


QUESTION #11
In general, which types of allures should be discussed with the patient? - correct
answer-A. Medication and contact allergies


QUESTION #12
Of the following conditions, which one is least likely to cause transient loss of
vision?
A. Papilledema
B. Carotid artery disease
C, Thyroid disorder

, D. Migraine - correct answer-C. Thyroid disorder


QUESTION #13
Which history taking category would not typically be pertinent when interviewing
a patient with a chief complaint of headaches?
A. Duration
B. Cause
C. Date
D. ethnicity - correct answer-D. Ethnicity


QUESTION #14
Binocular diplopia is always caused by... - correct answer-B. A weak or paralyzed
extraocular muscle


QUESTION #15
An improperly measured inter pupillary distance (PD) may result in... - correct
answer-C. Induced prism in spectacle lenses


QUESTION #16
Consensual light reflex in the right eye results in... - correct answer-C. Left pupil
constriction


QUESTION #17
The state of pupillary contraction is known as - correct answer-B. Miosis


QUESTION #18