Certified Ophthalmic Assistant (COA) – JCAT Quiz Study Guide Practice Questions and Exam
Preparation Material
Conjunctivitis - ANS ✔✔Which of the following conditions is NOT hereditary?
A) Migraines
B) Diabetes
C) Nystagmus
D) Conjunctivitis
You should attempt to use the patient's exact words. - ANS ✔✔Which statement is TRUE
regarding documenting the patient's complaints?
A) You should attempt to interpret and expand on the patient's statements.
B) You should attempt to use the patient's exact words.
C) You should suggest to the patient the description you think is best.
D) You should pursue areas the patient is unwilling to discuss with you.
Do you have blurred vision? - ANS ✔✔What is an important question to ask a patient that
complains of a "red eye"?
A) Do you have blurred vision?
B) Do you see flashing lights?
C) Do you wear glasses?
D) Do you see floaters?
Ametropia - ANS ✔✔What is the term that describes an uncorrected refractive error?
A) Ametropia
B) Asthenopia
C) Esotropia
,D) Anisometropia
Conjunctivitis - ANS ✔✔In what condition will the patient describe symptoms of a red and
irritated eye?
A) Retinal detachment
B) Cataract
C) Conjunctivitis
D) Open-angle glaucoma
Eye fatigue - ANS ✔✔Which of the following MOST qualifies as a chief complaint?
A) Current medications
B) Munson's sign
C) Eye fatigue
D) Exophoria
Keratoconus - ANS ✔✔Which common familial ocular disorder should you record during a
patient's history?
A) Scoliosis
B) Keratoconus
C) Hemophilia
D) Hypercholesterolemia
Sudden loss of vision - ANS ✔✔Which of the following symptoms requires prompt attention?
A) Diplopia
B) Pain in the eye
C) Sudden loss of vision
D) Halos around lights
,Medications and Dosages - ANS ✔✔After introductions to the patient, what is one of the first
items that should be obtained as part of history taking?
A)Medications and dosages
B) Chief complaint
C) Allergy history
D) Family medical history
Cataracts - ANS ✔✔In what condition is Potential Acuity Meter a useful test?
A) Glaucoma
B) Cataracts
C) Optic neuritis
D) Age-related macular degeneration
14-16 - ANS ✔✔Near vision charts should be held how many inches from the eye?
A) 10-12
B) 14-16
C) 18-20
D) 22-24
Pinhole occluder - ANS ✔✔Which of the following tests would cause an increase in visual acuity
of a patient with an uncorrected refractive error?
A) Confrontation test
B) Pinhole occluder
C) Maddox rod
D) Placido disc
, 20 feet - ANS ✔✔What is the recommended distance used for assessing distance acuity?
A) 3 feet
B) 10 feet
C) 20 feet
D) 40 feet
20/60 - ANS ✔✔What would you record as visual acuity of a person who is able to clearly see an
object at 20 feet that can be seen at 60 feet by a person with no refractive error?
A) 20/20
B) 20/40
C) 20/60
D) 20/80
Distance from the patient's eyes to the chart - ANS ✔✔What does the numerator stand for in
the 20/20 notation?
A) Distance between the patient and the examiner
B) Distance from the patient's eyes to the chart
C) Furthest distance from which the patient can see the letters
D) Closest distance from which the patient can see the letters
By convention, visual acuity charts are constructed so that sections of the letters subtend 1
minute of arc. - ANS ✔✔Which statement is TRUE regarding the Snellen chart?
A) The normal eye can distinguish two points separated by an angle of 5 minutes of arc.
B) By convention, visual acuity charts are constructed so that sections of the letters subtend 1
minute of arc.
C) Each letter is printed on squares made up of 10 parts in each direction so that the whole
letter subtends an angle of 10 minutes of arc.
D) Distance visual acuity can only be tested at a distance of 20 feet.
Preparation Material
Conjunctivitis - ANS ✔✔Which of the following conditions is NOT hereditary?
A) Migraines
B) Diabetes
C) Nystagmus
D) Conjunctivitis
You should attempt to use the patient's exact words. - ANS ✔✔Which statement is TRUE
regarding documenting the patient's complaints?
A) You should attempt to interpret and expand on the patient's statements.
B) You should attempt to use the patient's exact words.
C) You should suggest to the patient the description you think is best.
D) You should pursue areas the patient is unwilling to discuss with you.
Do you have blurred vision? - ANS ✔✔What is an important question to ask a patient that
complains of a "red eye"?
A) Do you have blurred vision?
B) Do you see flashing lights?
C) Do you wear glasses?
D) Do you see floaters?
Ametropia - ANS ✔✔What is the term that describes an uncorrected refractive error?
A) Ametropia
B) Asthenopia
C) Esotropia
,D) Anisometropia
Conjunctivitis - ANS ✔✔In what condition will the patient describe symptoms of a red and
irritated eye?
A) Retinal detachment
B) Cataract
C) Conjunctivitis
D) Open-angle glaucoma
Eye fatigue - ANS ✔✔Which of the following MOST qualifies as a chief complaint?
A) Current medications
B) Munson's sign
C) Eye fatigue
D) Exophoria
Keratoconus - ANS ✔✔Which common familial ocular disorder should you record during a
patient's history?
A) Scoliosis
B) Keratoconus
C) Hemophilia
D) Hypercholesterolemia
Sudden loss of vision - ANS ✔✔Which of the following symptoms requires prompt attention?
A) Diplopia
B) Pain in the eye
C) Sudden loss of vision
D) Halos around lights
,Medications and Dosages - ANS ✔✔After introductions to the patient, what is one of the first
items that should be obtained as part of history taking?
A)Medications and dosages
B) Chief complaint
C) Allergy history
D) Family medical history
Cataracts - ANS ✔✔In what condition is Potential Acuity Meter a useful test?
A) Glaucoma
B) Cataracts
C) Optic neuritis
D) Age-related macular degeneration
14-16 - ANS ✔✔Near vision charts should be held how many inches from the eye?
A) 10-12
B) 14-16
C) 18-20
D) 22-24
Pinhole occluder - ANS ✔✔Which of the following tests would cause an increase in visual acuity
of a patient with an uncorrected refractive error?
A) Confrontation test
B) Pinhole occluder
C) Maddox rod
D) Placido disc
, 20 feet - ANS ✔✔What is the recommended distance used for assessing distance acuity?
A) 3 feet
B) 10 feet
C) 20 feet
D) 40 feet
20/60 - ANS ✔✔What would you record as visual acuity of a person who is able to clearly see an
object at 20 feet that can be seen at 60 feet by a person with no refractive error?
A) 20/20
B) 20/40
C) 20/60
D) 20/80
Distance from the patient's eyes to the chart - ANS ✔✔What does the numerator stand for in
the 20/20 notation?
A) Distance between the patient and the examiner
B) Distance from the patient's eyes to the chart
C) Furthest distance from which the patient can see the letters
D) Closest distance from which the patient can see the letters
By convention, visual acuity charts are constructed so that sections of the letters subtend 1
minute of arc. - ANS ✔✔Which statement is TRUE regarding the Snellen chart?
A) The normal eye can distinguish two points separated by an angle of 5 minutes of arc.
B) By convention, visual acuity charts are constructed so that sections of the letters subtend 1
minute of arc.
C) Each letter is printed on squares made up of 10 parts in each direction so that the whole
letter subtends an angle of 10 minutes of arc.
D) Distance visual acuity can only be tested at a distance of 20 feet.
