COA Study Guide Test-1 Questions and
Answers with Rationale Top Rated Latest
Version
Name the nine components of the ophthalmic history.
Chief complaint, present illness, past ocular history, ocular
medications, general medical and surgical history, systemic
medications, allergies, social history, and family history.
Why is it important to specifically ask a patient about the
medications they are taking?
Because certain medications may affect the eyes.
What is the proper response to a patient's request from the
ophthalmic technician for medical advice or a diagnosis?
Refer the patient to the ophthalmologist
What is the term used for the reason for the patient's visit?
Chief complaint
What elements are important in social history taking?
Smoking, alcohol, and drug use
Prior use of topical ocular pharmaceutical agents is part of a
patient's ________.
Past ocular history
Pertinent family history of a patient should include which
relatives?
Parents, grandparents, and genetic siblings
A patient describing an experience of getting hives after
taking sulfa drugs is providing information about
__________.
An allergic reaction
What is the term for the spasmodic, rhythmic dilating, and
contracting pupillary movements during pupil function
testing?
Hippus
,What is the name of the test used for detecting a relative
afferent pupillary defect?
Swinging flashlight test
Which muscle of the iris constricts in bright light?
Sphincter
What is pupil dilation termed?
Mydriasis
What is the term used when there is a difference in pupil
size?
Anisocoria
What is pupillometry?
The measurement of pupillary diameters.
What is the name of the reflexive reaction that occurs when a
light is directed into one pupil and the pupil of the opposite
eye simultaneously reacts
Consensual pupillary reaction
Calibration of the applanation tonometer should be checked
approximately every _____ months.
Two (or sooner with regular use)
When cleaning the goniolens, what is uses to rinse off the
methycellulose?
Warm running water
When replacing a light bulb _____ can diminish its
effectiveness and life.
Oil from fingers
Diagnostic lenses that contact the eye can be sterilized
using?
Ethylene Oxide gas
How should the removable glass slides inside the American
Optical acuity projector be cleaned?
Wipe with clean, soft lint-free towel or photographic lens paper
If dust accumulates on the mirror of the slit lamp, the
technician may clean it by using what cleaning methods?
A lint-free cloth, a lens brush, or a blast of air
, Who should repair and maintain equipment such as a laser?
A qualified service technician.
Which accessories are used to check the calibration of an
ophthalmometer/keratometer?
Three test balls made of steel also called "Lensco Meter"
What should be used to clean the accessible lenses of a
phoropter?
Photographic lens cleaner and lens tissue
What size letters (optotypes) are typically used to calibrate
visual acuity projectors?
20/200
What is the name of the instrument used to neutralize
lenses?
Lensometer (Lensmeter)
When recording prism in a spectacle Rx, what does the
abbreviation BO stand for?
Base out
What is determined by focusing the thin lines in a manual
lensometer?
The sphere of the spectacle Rx is determined by the thin lines.
What is the first step in performing lensometry?
Focus the eyepiece.
If you cannot center the thick and thin lines in the
lensometer, the lens has _______.
Ground-in prism.
Each black ring seen in the lensometer eyepiece reticle
measures how much prism?
1 diopter for each ring
When performing lensometry, what is indicated if both thin
and wide lines are in focus at the same time?
The lens is spherical.
What is the technique used to measure the radius of
curvature of the anterior corneal surface?
A-Scan Keratometry Length Measurements
Answers with Rationale Top Rated Latest
Version
Name the nine components of the ophthalmic history.
Chief complaint, present illness, past ocular history, ocular
medications, general medical and surgical history, systemic
medications, allergies, social history, and family history.
Why is it important to specifically ask a patient about the
medications they are taking?
Because certain medications may affect the eyes.
What is the proper response to a patient's request from the
ophthalmic technician for medical advice or a diagnosis?
Refer the patient to the ophthalmologist
What is the term used for the reason for the patient's visit?
Chief complaint
What elements are important in social history taking?
Smoking, alcohol, and drug use
Prior use of topical ocular pharmaceutical agents is part of a
patient's ________.
Past ocular history
Pertinent family history of a patient should include which
relatives?
Parents, grandparents, and genetic siblings
A patient describing an experience of getting hives after
taking sulfa drugs is providing information about
__________.
An allergic reaction
What is the term for the spasmodic, rhythmic dilating, and
contracting pupillary movements during pupil function
testing?
Hippus
,What is the name of the test used for detecting a relative
afferent pupillary defect?
Swinging flashlight test
Which muscle of the iris constricts in bright light?
Sphincter
What is pupil dilation termed?
Mydriasis
What is the term used when there is a difference in pupil
size?
Anisocoria
What is pupillometry?
The measurement of pupillary diameters.
What is the name of the reflexive reaction that occurs when a
light is directed into one pupil and the pupil of the opposite
eye simultaneously reacts
Consensual pupillary reaction
Calibration of the applanation tonometer should be checked
approximately every _____ months.
Two (or sooner with regular use)
When cleaning the goniolens, what is uses to rinse off the
methycellulose?
Warm running water
When replacing a light bulb _____ can diminish its
effectiveness and life.
Oil from fingers
Diagnostic lenses that contact the eye can be sterilized
using?
Ethylene Oxide gas
How should the removable glass slides inside the American
Optical acuity projector be cleaned?
Wipe with clean, soft lint-free towel or photographic lens paper
If dust accumulates on the mirror of the slit lamp, the
technician may clean it by using what cleaning methods?
A lint-free cloth, a lens brush, or a blast of air
, Who should repair and maintain equipment such as a laser?
A qualified service technician.
Which accessories are used to check the calibration of an
ophthalmometer/keratometer?
Three test balls made of steel also called "Lensco Meter"
What should be used to clean the accessible lenses of a
phoropter?
Photographic lens cleaner and lens tissue
What size letters (optotypes) are typically used to calibrate
visual acuity projectors?
20/200
What is the name of the instrument used to neutralize
lenses?
Lensometer (Lensmeter)
When recording prism in a spectacle Rx, what does the
abbreviation BO stand for?
Base out
What is determined by focusing the thin lines in a manual
lensometer?
The sphere of the spectacle Rx is determined by the thin lines.
What is the first step in performing lensometry?
Focus the eyepiece.
If you cannot center the thick and thin lines in the
lensometer, the lens has _______.
Ground-in prism.
Each black ring seen in the lensometer eyepiece reticle
measures how much prism?
1 diopter for each ring
When performing lensometry, what is indicated if both thin
and wide lines are in focus at the same time?
The lens is spherical.
What is the technique used to measure the radius of
curvature of the anterior corneal surface?
A-Scan Keratometry Length Measurements
