COT TEST EXAM QUESTIONS AND
ANSWERS. VERIFIED 2026.
Symptoms of systemic toxicity - ANS Flushing or reddening of skin, join us of skin or mouth,
irregular or rapid pulse, hallucination, difficulty speaking, and loss of coordination
The ability to use both eyes simultaneously to focus on infused two images into a single image
for a correct interpretation - ANS Binocular vision
Disadvantage of eyedrops - ANS They do not have prolonged contact with the eye
All of the following cause stains on surgical instruments - ANS Failure to rinse off detergents,
residue from sutures, minerals from the water source
When brushing or wiping the perimeter Bowl surface - ANS Avoid excessive pressure or
fraction
How should the penlight be used when assessing anterior chamber depth - ANS Shined the
light flatly from the side of the plane of the iris
The confrontational field - ANS Can be performed on a patient in any position
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, For most contact lens fitting purposes it is acceptable to measure corneal diameter by -
ANS Measuring the visible Iris using them millimeter rule
Define low vision - ANS Lesser degree of vision loss which can be augmented with
enhancement aids
The instrument used to identify defects in lens materials or edge design - ANS Shadow graph
Determines the number of incisions and the diameter from the central zone in radial
keratotomy - ANS The patients myopic refraction and age
The shape and the optical portion of an intraocular lens can be classified as - ANS Biconvex,
planoconvex, aspheric
How was your the patient be placed one taking the confrontational visual field test - ANS
Viruses contain protein and - ANS RNA OR DNA
To disinfect the tonometer tip - ANS Put it in a 10 minute soak in 3% hydrogen peroxide
Depth of RK incisions - ANS 95%
Peripheral vision of a normal person is - ANS 95° temporal, 75° in fear, 60° nasal, 60° superior
Duanes syndrome - ANS A congenital defect characterized by an inability to move one eye
outward past the midline and the retraction of that eye into the orbit with narrowing of the
eyelid fissure on attempted movement of that eye towards the nose
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
ANSWERS. VERIFIED 2026.
Symptoms of systemic toxicity - ANS Flushing or reddening of skin, join us of skin or mouth,
irregular or rapid pulse, hallucination, difficulty speaking, and loss of coordination
The ability to use both eyes simultaneously to focus on infused two images into a single image
for a correct interpretation - ANS Binocular vision
Disadvantage of eyedrops - ANS They do not have prolonged contact with the eye
All of the following cause stains on surgical instruments - ANS Failure to rinse off detergents,
residue from sutures, minerals from the water source
When brushing or wiping the perimeter Bowl surface - ANS Avoid excessive pressure or
fraction
How should the penlight be used when assessing anterior chamber depth - ANS Shined the
light flatly from the side of the plane of the iris
The confrontational field - ANS Can be performed on a patient in any position
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, For most contact lens fitting purposes it is acceptable to measure corneal diameter by -
ANS Measuring the visible Iris using them millimeter rule
Define low vision - ANS Lesser degree of vision loss which can be augmented with
enhancement aids
The instrument used to identify defects in lens materials or edge design - ANS Shadow graph
Determines the number of incisions and the diameter from the central zone in radial
keratotomy - ANS The patients myopic refraction and age
The shape and the optical portion of an intraocular lens can be classified as - ANS Biconvex,
planoconvex, aspheric
How was your the patient be placed one taking the confrontational visual field test - ANS
Viruses contain protein and - ANS RNA OR DNA
To disinfect the tonometer tip - ANS Put it in a 10 minute soak in 3% hydrogen peroxide
Depth of RK incisions - ANS 95%
Peripheral vision of a normal person is - ANS 95° temporal, 75° in fear, 60° nasal, 60° superior
Duanes syndrome - ANS A congenital defect characterized by an inability to move one eye
outward past the midline and the retraction of that eye into the orbit with narrowing of the
eyelid fissure on attempted movement of that eye towards the nose
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
