Certified Ophthalmic Assistant Exam
Questions and Answers
Rose bengal is a stain that is helpful in identifying - answer-keratoconjunctivits
Which of the following conditions is NOT hereditary? - answer-Conjunctivitis
Which part of the patient examination is performed by asking specific questions in an
orderly sequence? - answer-History
What is an important question to ask a patient that complains of a "red eye"? -
answer-Do you have blurred vision?
The term used to refer to symptoms due to uncorrected refractive error is ... -
answer-Asthenopia
Symptoms associated with a red, irritated, bloodshot eye are most likely due to a(n) -
answer-conjunctivits
Which of the following MOST qualifies as a chief complaint? - answer-Eye fatigue
Which common familial ocular disorder should you record during a patient's history?
- answer-Keratoconus
Which of the following symptoms requires prompt attention? - answer-Sudden loss of
vision
After introduction to the patient, one of the first items that should be obtained as part
of history taking is... - answer-the chief complaint or reason for the patient's visit
When a patient complains of diplopia, why is it important to ask if the second image
does away after closing one eye? - answer-To determine the type of diplopia the
patient is experiencing
In general, which types of allergies should be discussed with the patient? - answer-
Medication and contact allergies
Of the following conditions, which one is least likely to cause transient loss of vision?
- answer-Thyroid disorder
Which history taking category would not typically be pertinent when interviewing a
patient with a chief complaint of headaches? - answer-Ethnicity
Binocular diplopia is always caused by... - answer-A weak or paralyzed extraocular
muscle
, An improperly measured inter pupillary distance (PD) may result in... - answer-
Induced prism in spectacle lenses
Consensual light reflex in the right eye results in... - answer-left pupil constriction
The state of pupillary contraction/constriction is known as - answer-Miosis
If the amount of light information transmitted to the brain from one eye differs from
that of the other eye, the patient has a... - answer-afferent pupillary defect or Marcus
gun pupil
When pupils are of unequal size it is called - answer-Anisocoria
Which test compares the direct and consensual responses to the pulpil? - answer-
Swinging flashlight test
A disadvantage of chemical-based contact lens care systems is - answer-Irritation
Soft contact lenses are susceptible to deposits of - answer-Proteins
An important difference between soft and rigid lenses is that soft contact lenses are -
answer-Usually more comfortable
The permeability of a contact lens is denoted by which value? - answer-DK
The instrument that measure the curvature of the central part of the cornea is the -
answer-Keratometer
The instrument that measures the power of the spectacle lenses is the - answer-
Lensmeter
When replacing the projector's lamp, it is important to - answer-Wait a few minutes
after it is turned off
The exposed lens surface of an eyepiece should be dusted periodically with a... -
answer-Camel hair brush
What two items are used to clean the retinoscopy lens, polarizing lens, red lens, and
Maddox rod lens? - answer-Cotton tip swab and glass cleaner
Routine maintenance of a phoropter should not include... - answer-Cleaning off dust
on enclosed lenses with an ear syringe
Calibration of the applanation tonometer is checked by - answer-Using a measured
weight attached to the tonometer balancing arm at 0, 2, and 6
A Lens with a focal length of 2 meters has a power of - answer-0.5D
What part of the spectacle frame connects the two lenses? - answer-Bridge
Questions and Answers
Rose bengal is a stain that is helpful in identifying - answer-keratoconjunctivits
Which of the following conditions is NOT hereditary? - answer-Conjunctivitis
Which part of the patient examination is performed by asking specific questions in an
orderly sequence? - answer-History
What is an important question to ask a patient that complains of a "red eye"? -
answer-Do you have blurred vision?
The term used to refer to symptoms due to uncorrected refractive error is ... -
answer-Asthenopia
Symptoms associated with a red, irritated, bloodshot eye are most likely due to a(n) -
answer-conjunctivits
Which of the following MOST qualifies as a chief complaint? - answer-Eye fatigue
Which common familial ocular disorder should you record during a patient's history?
- answer-Keratoconus
Which of the following symptoms requires prompt attention? - answer-Sudden loss of
vision
After introduction to the patient, one of the first items that should be obtained as part
of history taking is... - answer-the chief complaint or reason for the patient's visit
When a patient complains of diplopia, why is it important to ask if the second image
does away after closing one eye? - answer-To determine the type of diplopia the
patient is experiencing
In general, which types of allergies should be discussed with the patient? - answer-
Medication and contact allergies
Of the following conditions, which one is least likely to cause transient loss of vision?
- answer-Thyroid disorder
Which history taking category would not typically be pertinent when interviewing a
patient with a chief complaint of headaches? - answer-Ethnicity
Binocular diplopia is always caused by... - answer-A weak or paralyzed extraocular
muscle
, An improperly measured inter pupillary distance (PD) may result in... - answer-
Induced prism in spectacle lenses
Consensual light reflex in the right eye results in... - answer-left pupil constriction
The state of pupillary contraction/constriction is known as - answer-Miosis
If the amount of light information transmitted to the brain from one eye differs from
that of the other eye, the patient has a... - answer-afferent pupillary defect or Marcus
gun pupil
When pupils are of unequal size it is called - answer-Anisocoria
Which test compares the direct and consensual responses to the pulpil? - answer-
Swinging flashlight test
A disadvantage of chemical-based contact lens care systems is - answer-Irritation
Soft contact lenses are susceptible to deposits of - answer-Proteins
An important difference between soft and rigid lenses is that soft contact lenses are -
answer-Usually more comfortable
The permeability of a contact lens is denoted by which value? - answer-DK
The instrument that measure the curvature of the central part of the cornea is the -
answer-Keratometer
The instrument that measures the power of the spectacle lenses is the - answer-
Lensmeter
When replacing the projector's lamp, it is important to - answer-Wait a few minutes
after it is turned off
The exposed lens surface of an eyepiece should be dusted periodically with a... -
answer-Camel hair brush
What two items are used to clean the retinoscopy lens, polarizing lens, red lens, and
Maddox rod lens? - answer-Cotton tip swab and glass cleaner
Routine maintenance of a phoropter should not include... - answer-Cleaning off dust
on enclosed lenses with an ear syringe
Calibration of the applanation tonometer is checked by - answer-Using a measured
weight attached to the tonometer balancing arm at 0, 2, and 6
A Lens with a focal length of 2 meters has a power of - answer-0.5D
What part of the spectacle frame connects the two lenses? - answer-Bridge
