COA EXAM PREP QUESTIONS AND ANSWERS 100% ACCURATE
COA EXAM PREP QUESTIONS AND ANSWERS 100% ACCURATE
COA EXAM PREP QUESTIONS AND ANSWERS 100% ACCURATE
To photograph the posterior pole, the center of focus is
Select one:
a. the macula.
b. the optic disc.
c. between the macula and the optic...
COA EXAM PREP QUESTIONS AND
ANSWERS 100% ACCURATE
To photograph the posterior pole, the center of focus is
Select one:
a. the macula.
b. the optic disc.
c. between the macula and the optic disc.
d. between the optic disc and the nasal arcades. - ANSWER-c. between the macula and
the optic disc.
What is first seen (recorded) in fluorescein angiography?
Select one:
a. Arterial phase
b. Capillary phase
c. Choroidal flush
d. Venous phase - ANSWER-c. Choroidal flush
A fluorescein angiogram is used for which of the following?
Select one:
a. Counting epithelial cells
b. Measuring the eye's contrast sensitivity
c. Viewing detail, such as blockages in fundus blood vessels
d. Estimating the cornea's ability to withstand stress of an operation - ANSWER-c.
Viewing detail, such as blockages in fundus blood vessels
The three principle types of ophthalmic imaging are
Select one:
a. specular, pachymetry, and contrast sensitivity.
b. external, slit lamp, and fundus.
c. slit lamp, pachymetry, and ultrasonography.
d. contrast sensitivity, viewing blockages, and viewing vessels. - ANSWER-b. external,
slit lamp, and fundus.
Retroillumination detects
Select one:
a. opacities or defects in the iris.
b. irregularities of the eyelids or eyelashes.
c. the palperal conjunctiva or sclera.
d. adverse corneal effects from CLS. - ANSWER-a. opacities or defects in the iris.
Health care professionals who have open lesions, dermatitis, or other skin irritations
should not participate in direct patient care activities or handle
,Select one:
a. contaminated equipment.
b. gowns and masks.
c. sealed instruments.
d. disposable gloves. - ANSWER-a. contaminated equipment.
Why should laminated acuity projector slides NOT be cleaned under running water?
Select one:
a. Retained moisture might short out the projector.
b. The letters, numerals, and/or characters will be washed off the slide.
c. The specially heated glass of the projector slide will lose its heat-resistant properties.
d. Water beads can pool between the two layers of glass. - ANSWER-d. Water beads
can pool between the two layers of glass.
A patient has been diagnosed with epidemic keratoconjunctivitis (EKC). The MOST
effective role Allied Ophthalmic Personnel (AOP) can take in preventing the spread of
EKC is to
Select one:
a. identify carriers of the disease.
b. treat all those infected with sulfacetamide drops.
c. wash hands and disinfect all ophthalmic instruments.
d. wear disposable gloves when coming in contact with all patients. - ANSWER-c. wash
hands and disinfect all ophthalmic instruments.
Which of the conditions listed below may be characterized by a white pupillary reflex in
a pediatric patient?
Select one:
a. Choroidal nevus
b. Congenital glaucoma
c. Iris coloboma
d. Retinoblastoma - ANSWER-d. Retinoblastoma
Color deficient individuals can be
Select one:
a. denied a driver's license.
b. aided through drug therapy.
c. detected by visual field examination.
d. disqualified from certain occupations. - ANSWER-d. disqualified from certain
occupations.
The application of coding facilitates the processing of insurance claims. The assigned
code, as it refers to procedures and services, must be supported by
Select one:
a. all billing practices.
b. the medical records.
c. the policies and procedures manual.
, d. the length of time the appointment took. - ANSWER-b. the medical records.
Obtaining informed consent for a procedure
Select one:
a. is having the patient sign the consent form.
b. begins at the preoperative visit.
c. is not needed if the procedure is medically necessary.
d. is a process involving education of the patient. - ANSWER-d. is a process involving
education of the patient.
What are the principles that dictate appropriate or inappropriate behaviors?
Select one:
a. Ethics
b. Decency
c. Morality
d. Standards - ANSWER-a. Ethics
Informed consent occurs
Select one:
a. when the patient signs the consent form.
b. when the patient acknowledges understanding of the treatment recommended.
c. as a process of patient education and participation in the decision-making process
with documentation in record of consent to treat.
d. when a reasonable patient verbally agrees to the recommended treatment. -
ANSWER-c. as a process of patient education and participation in the decision-making
process with documentation in record of consent to treat.
Spectacle blur is unclear vision associated with
Select one:
a. changing from an old spectacle prescription to a new one.
b. changing from contacts to spectacles.
c. changing from spectacles to contacts.
d. spasm of accommodation. - ANSWER-b. changing from contacts to spectacles.
The name of the oil-secreting glands found in the posterior margin of the eyelid is the
Select one:
a. gland of Moll.
b. gland of Wolfring.
c. lacrimal gland.
d. Meibomian gland. - ANSWER-d. Meibomian gland.
What is the name of the condition where both the globe and the ocular tissue are
missing?
Select one:
a. Anophthalmia
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