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