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COA JCAHPO: Questions With Correct Solutions (100%)
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COA JCAHPO: Questions With Correct Solutions (100%)
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COA JCAHPO: Questions With Correct Solutions (100%)What is the name of the visual receptors that process color? Right Ans -
Cones
What is the term for the condition where the crystalline lens of the eye or its
capsule or both becomes opaque with consequent loss of visual acuity?
Right Ans - Cataract
What is the term for the concentration of a chemical in a pharmaceutical
solution? Right Ans - Tonicity
What is a possible side effect of Ampicillin? Right Ans - Anaphylactic shock
The denominator in the visual acuity recording of a low vision patient
(compared to a normal vision patient) is? Right Ans - Larger than for the
patient with normal visual acuity
What happens at the chiasmal junction? Right Ans - The nasal fibers of each
optic nerve cross over to the other side
Scattered light rays produce which visual phenomenon? Right Ans - Glare
If an ophthalmologist states that a
patient's condition is "OU", this means
that the condition is present in? Right Ans - Both eyes
The three-color receptors found in cones are? Right Ans - red, green, blue
Color deficient individuals can be? Right Ans - Disqualified from certain
occupations
What condition is characterized by a white pupillary reflex in a pediatric
patient? Right Ans - Retinoblastoma
A patient has been diagnosed with epidemic keratoconjunctivitis. The most
effective role a COA can take in preventing the spread of epidemic
keratoconjunvtivitis (EKC) is? Right Ans - Wash hands and disinfect
equipment
,Enucleation is the? Right Ans - Complete surgical removal of the eyeball
Evisceration is the? Right Ans - Surgical removal of the contents of the
globe
What is the name of the condition where both the globe and the ocular tissues
are missing? Right Ans - Anopthalmia
The name of the oil-secreting glands found in the posterior margin of the
eyelid are the? Right Ans - Meibomian glands
Axial length in IOL formulas refers to the distance from the: Right Ans -
Cornea to the retina
A latent deviation that can only be observed when binocular fusion is
disrupted is called a: Right Ans - phoria
Color vision defects may be? Right Ans - congenital or acquired
What is the terms for eye up? Right Ans - hypertropia
The purpose of glare testing (BAT) is to determine if visual acuity varies with
different? Right Ans - Lighting conditions
What is measured during Schirmer testing? Right Ans - Tear production
Almost all patients who enter the ophthalmologist's office require a
determination of what status regarding their eyes? Right Ans - Refractive
error
What is a symptom of hyperthyroidism? Right Ans - shortness of breath
What is the name of the condition where a fibrovascular growth forms on the
conjunctiva to a portion of the cornea? Right Ans - Pterygium
What 2 items are used to clean the following lenses: retinoscopy, polarizing,
red and maddox rod? Right Ans - cotton tip swab and glass cleaner
, Doptric power of the cornea is determined by what type of reading? Right
Ans - Keratometry
Calibration of the applanatation tonometer is checked by? Right Ans - using
a measured weight attached to the tonometer balancing arm at 0, 2, and 6
A patient's history of pain and low vision could be attributed to? Right Ans
- acute glaucoma
Which of the following is a symptom?
flakes on lashes, flashes of light, red eye, swollen lid Right Ans - flashes of
light
Under what heading should the onset of current symptoms be recorded?
Right Ans - present illness
What is the main reason for a patient's visit called? Right Ans - chief
complaint
What is the term used to refer to symptoms due to uncorrected refractive
error? Right Ans - ametropia
What is an important question to ask a patient that complains of a "red eye"?
Right Ans - Do you have blurred vision?
Which part of the patient examination is performed by asking specific
questions in an orderly sequence? Right Ans - History
Which of the following is not hereditary? migraines, diabetes, nystagmus,
conjunctivitis Right Ans - conjunctivitis
Symptoms associated with a red, irritated, bloodshot eye are most likely die
to? Right Ans - Conjuntivitis
Inflammation of the tear sac associated with faulty tear drainage is? Right
Ans - dacryocystitis
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