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COA JCAHPO Exam 2024/2025: Questions & Solutions
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COA JCAHPO Exam 2024/2025: Questions & SolutionsA patient who wears contact lenses has had red eyes for 2 days, How should
this patient be triaged?
A.Schedule routinely within 1 month
B.Schedule at your office wihin 1 week.
C.Send immediately to the nearest emergency room
D.Schedule at your clinic as an urgent add-on within 24 hours Right Ans - D
Schedule at your clinic as an urgent addd-on within 24 hours
Patients most commonly cite which systemic drug as producing an allergic or
bad reaction?
A. Acetaminophen
B. Ampicillin
C. Tetracycline
D. Tobramycin Right Ans - B. Ampicillin
Extended wear contact lenses are made of materials that allow greater
permeability of
A. water
B. oxygen
C. carbon dioxide
D. proteins Right Ans - B. oxygen
Which of the conditions listed below may be characterized by a white
pupillary reflex in a pediatric patient?
A. Choroidal nevus
B. Congenital glaucoma
C. Iris coloboma
D. Retinoblastoma Right Ans - D. Retinoblastoma
Which eye drop inactivates the sphincter muscle of the iris?
A) Cycloplegic
B) Anesthetic
C) Miotic
D) Mydriatic Right Ans - A) Cycloplegic
In which of the following ocular conditions is the direction of gaze a factor in
intraocular pressure determination?
,A. Chronic angle glaucoma
B. Thyroid ophthalmology
C. Central retinal vein occlusion
D. Iritis with secondary glaucoma Right Ans - B. Thyroid ophthalmology
What is the principle reason for the routine preference of the subjective over
objective refraction?
A. Automated retinoscopy systems make refraction efficient
B. The Jackson cross cylinder is easy to use
C. Sphero-cylinder evaluation is easy
D. The patient's preference is considered in the process Right Ans - D. The
patient's preference is considered in the process
Evaluating the range and symmetry of motion of both eyes together is known
as
A. ductions
B. versions
C. phorias
D. tropias Right Ans - B. versions
Which of the following is a sign?
A. A black speck in the field of vision.
B. Complaints of difficulty reading
C. Double vision
D. A shallow anterior chamber Right Ans - D. A shallow anterior chamber
What is first seen (recorded) in fluorescein angiography?
A. Arterial phase
B. Capillary phase
C. Choroidal flush
D. Venous phase Right Ans - C. Choroidal flush
What is the best way to perform the Worth 4-Dot test on a child?
A. tell the child there are 4 lights and ask which colors they see.
B. Tell the child to alternately close one eye and the other.
C. Ask which color the child sees.
,D. Give the child the flashlight before they put the glasses on. Right Ans - C.
Ask which color the child sees.
How soon should aspirin and other blood thinners be discontinued prior to
cataract surgery?
A. 1 week
B. 2 weeks
C. 3 weeks
D. 4 weeks Right Ans - A. 1 week
The denominator in the visual acuity recording of a low vision patient is:
A. equal to the numerator
B. the same for both eyes
C. larger than for the patient with normal visual acuity
D. smaller than for a patient with normal visual acuity Right Ans - C. larger
than for the patient with normal visual acuity
How many nerves innervate the six extraocular muscles?
A. 1
B. 2
C. 3
D. 4 Right Ans - C. 3
If a person is able to clearly see an object at 20 feet that can be seen at 60 feet
by a person with no refractive error, their visual acuity is said to be
A. 20/20
B. 20/40
C. 20/60
D. 20/80 Right Ans - C. 20/60
Why should laminated acuity projector slides NOT be cleaned under running
water?
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 Right Ans - D.
Water beads can pool between the two layers of glass
What examination distinguishes a constant tropia from an intermittent
tropia?
A. The alternating cover test with prism.
B. The cover-uncover test
C. The Krimsky Test
D. The Hirschberg test Right Ans - B. The cover-uncover test
A person with a fold of skin overlying the nasal area of the eye lids has :
A. blepharochalasis
B. entropion
C. epicanthus
D. Lagophthalmos Right Ans - C. epicanthus
Which of the following properly represents the steps used to convert
spherocylindrical lens into its sphere equivalent?
A. Divide the spherical power in half; then add the cylinder power
B. Add the spherical and cylinder power; then divide by 2
C. Divide the cylinder power in half; then add the spherical power
D. Divide the cylinder power in half; then subtract the spherical power
Right Ans - C. Divide the cylinder power in half; then add the spherical power
On the back of a frame are a few figures such as 46x22. What do these
numbers represent?
A. Bridge and lens size
B. Pupillary distance and segment height
C. Lens and bridge
D. Segment height and pupillary Right Ans - C. Lens and bridge
Which of the following is the MOST common complication of patching an eye?
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