JCAT/COA PRACTICE TEST EXAM QUESTIONS AND ANSWERS
Ametropia - CORRECT ANSWER✅✅refractive error
Asthenopia - CORRECT ANSWER✅✅Eye strain
Esotropia - CORRECT ANSWER✅✅Inward turning of the eye
Anisometropia - CORRECT ANSWER✅✅Difference in refractive power between the two eyes.
Anisocoria - CORRECT ANSWER✅✅Difference in pupil sizes
Symptoms of conjunctivitis - CORRECT ANSWER✅✅red, irritated, bloodshot eyes
Chief complaint - CORRECT ANSWER✅✅the main reason for the patient's visit; eye fatigue, headaches,
blurred vision, esotropia
Keratoconus - CORRECT ANSWER✅✅cone shaped protrusion of the cornea; causes distorted vision.
Diplopia - CORRECT ANSWER✅✅double vision
When is the PAM used? - CORRECT ANSWER✅✅To get visual acuity of patients with cataracts
How many inches should near vision charts be held from patient's eyes? - CORRECT ANSWER✅✅14-16
inches
Pinhole disc - CORRECT ANSWER✅✅Used to get visual acuity by taking out any refractive error.
Recommended distance for assessing distance acuity - CORRECT ANSWER✅✅20 feet
, What is meant by 20/60 vision? - CORRECT ANSWER✅✅The patient is able to clearly see an object at 20
feet that a can be seen at 60 feet by a person with no refractive error. Gold standard of vision is 20/20.
What does the numerator stand for in 20/20 - CORRECT ANSWER✅✅Distance from the patients eyes to
the chart.
Snellen chart - CORRECT ANSWER✅✅Letters subtend the same amount of arc but some letters are
easier to recognize than others.
When is counting fingers used? - CORRECT ANSWER✅✅When the patient cannot read the largest letter
on the Snellen chart.
At what age is an infant expected to reach for toys? 2-4, 4-6, 6-8 or 8-10 months? - CORRECT
ANSWER✅✅4-6 months
Most common way to record visual acuity in infants and pre verbal children? MCS, CSM, MCG, CMG -
CORRECT ANSWER✅✅CSM
How many degrees does the Amsler grid evaluate? 10, 20, 45, 90? - CORRECT ANSWER✅✅20
Term for an area of complete or partial blindness in an otherwise normal visual field. - CORRECT
ANSWER✅✅Scotoma
Visual field loss due to optic nerve cupping is related to which condition? Glaucoma, Tropia, Phoria,
Nystagmus - CORRECT ANSWER✅✅Glaucoma
Type of perimetry technique that involves a moving target - CORRECT ANSWER✅✅Kinetic
Scotomas located immediately nasal or temporal to fixation are known as...central, paracentral, acruate,
nasal step. - CORRECT ANSWER✅✅Paracentral
Ametropia - CORRECT ANSWER✅✅refractive error
Asthenopia - CORRECT ANSWER✅✅Eye strain
Esotropia - CORRECT ANSWER✅✅Inward turning of the eye
Anisometropia - CORRECT ANSWER✅✅Difference in refractive power between the two eyes.
Anisocoria - CORRECT ANSWER✅✅Difference in pupil sizes
Symptoms of conjunctivitis - CORRECT ANSWER✅✅red, irritated, bloodshot eyes
Chief complaint - CORRECT ANSWER✅✅the main reason for the patient's visit; eye fatigue, headaches,
blurred vision, esotropia
Keratoconus - CORRECT ANSWER✅✅cone shaped protrusion of the cornea; causes distorted vision.
Diplopia - CORRECT ANSWER✅✅double vision
When is the PAM used? - CORRECT ANSWER✅✅To get visual acuity of patients with cataracts
How many inches should near vision charts be held from patient's eyes? - CORRECT ANSWER✅✅14-16
inches
Pinhole disc - CORRECT ANSWER✅✅Used to get visual acuity by taking out any refractive error.
Recommended distance for assessing distance acuity - CORRECT ANSWER✅✅20 feet
, What is meant by 20/60 vision? - CORRECT ANSWER✅✅The patient is able to clearly see an object at 20
feet that a can be seen at 60 feet by a person with no refractive error. Gold standard of vision is 20/20.
What does the numerator stand for in 20/20 - CORRECT ANSWER✅✅Distance from the patients eyes to
the chart.
Snellen chart - CORRECT ANSWER✅✅Letters subtend the same amount of arc but some letters are
easier to recognize than others.
When is counting fingers used? - CORRECT ANSWER✅✅When the patient cannot read the largest letter
on the Snellen chart.
At what age is an infant expected to reach for toys? 2-4, 4-6, 6-8 or 8-10 months? - CORRECT
ANSWER✅✅4-6 months
Most common way to record visual acuity in infants and pre verbal children? MCS, CSM, MCG, CMG -
CORRECT ANSWER✅✅CSM
How many degrees does the Amsler grid evaluate? 10, 20, 45, 90? - CORRECT ANSWER✅✅20
Term for an area of complete or partial blindness in an otherwise normal visual field. - CORRECT
ANSWER✅✅Scotoma
Visual field loss due to optic nerve cupping is related to which condition? Glaucoma, Tropia, Phoria,
Nystagmus - CORRECT ANSWER✅✅Glaucoma
Type of perimetry technique that involves a moving target - CORRECT ANSWER✅✅Kinetic
Scotomas located immediately nasal or temporal to fixation are known as...central, paracentral, acruate,
nasal step. - CORRECT ANSWER✅✅Paracentral
