COT TEST 1 EXAM QUESTIONS AND
ANSWERS. VERIFIED 2026.
All of the following are symptoms of systemic toxicity except:
A. Flushing red
B. Dry mouth
C. Rapid pulse
D. Eye redness - ANS D
Which best describes binocular vision?
A. The ability to use both eyes to correctly perceive an object
B. The coordinated use of the two eyes to produce individual mental images
C. The ability to use both eyes simultaneously to focus on and fuse two images into a single
image for a correct interpretation
D. The visual alignment of both eyes so that the image appears simultaneously in the center of
each fovea - ANS C
Having the patient look down when you instill topical anesthetics might be advantageous
because
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,A. the drop will sting less
B. the drop will be distributed over the cornea
C. the drop will stay on the eye longer
D. the tears will not dilute the solution - ANS B
The peripheral vision of a normal person is
A. 60 degrees temporal, 60 degrees inferior, 75 degrees nasal and 95 degrees superior
B. 75 degrees temporal, 60 degrees inferior, 95 degrees nasal and 60 degrees superior
C. 95 degrees temporal, 60 degrees inferior, 75 degrees nasal and 60 degrees superior
D. 95 degrees temporal, 75 degrees inferior, 60 degrees nasal and 60 degrees superior -
ANS D
If a patient i s unable to count fingers at 6 inches, the next option is to
A. record blind on the patient's record
B. do a glare test
C. do a contrast sensitivity test
D. see if he or she can detect hand movement - ANS D
The examiner is using a trial lens with a patient to measure the degree of hyperopia. She uses a
working lens of +1.50 for a working distance of 66 cm. She adds plus lenses until there is no
reflexive movement and refractive error is neutralized. What must be done next to get the
correct measurement for the hyperopia?
A. Nothing, she already has the correct measurement.
B. Add +1.50 to the measurement
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,C. Subtract +1.50 to allow for the working distance
D. Add a +2.00 lens to allow for working distance - ANS C
A surgical scheduler would describe the procedure to correct the drooping of the upper eyelid
as
A. ptosis correction
B. chalazion removal
C. scleral buckling
D. trabeculectomy - ANS A
When setting the ocular of the fundus camera system, you should
A. remove one's own correction
B. turn the ocular to the maximum plus position, then rotate down
C. turn the ocular to the maximum plus position, then rotate up
D. turn the ocular to the maximum minus position, then rotate up - ANS B
A disadvantage of eye drops is that
A. they are expensive
B. they do not have prolonged contact with the eye
C. they must be refrigerated
D. they penetrate too deeply into the eye's structures - ANS B
Changes in refractive status would be expected with all but which of the following conditions?
3 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, A. Pregnancy
B. Diabetes
C. Conjunctivitis
D. Cataracts - ANS C
Which method is used to take photographs of the endothelial layer of the cornea?
A. Fluorescein biomicrograhy
B. Specular photomicrography
C. Specular reflection
D. Endolethial gonioscopy - ANS B
All of the following are used in evaluating tear break-up time except
A. slit-lamp microscope
B. tear filter papers
C. fluorescein dye
D. cobalt blue light - ANS B
If a sterile package falls to the floor
A. it may be wiped with alcohol and used
B. it must be removed from use
C. it may be used if the floor is clean
D. it may be used if the wrapping is linen - ANS B
4 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
ANSWERS. VERIFIED 2026.
All of the following are symptoms of systemic toxicity except:
A. Flushing red
B. Dry mouth
C. Rapid pulse
D. Eye redness - ANS D
Which best describes binocular vision?
A. The ability to use both eyes to correctly perceive an object
B. The coordinated use of the two eyes to produce individual mental images
C. The ability to use both eyes simultaneously to focus on and fuse two images into a single
image for a correct interpretation
D. The visual alignment of both eyes so that the image appears simultaneously in the center of
each fovea - ANS C
Having the patient look down when you instill topical anesthetics might be advantageous
because
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
,A. the drop will sting less
B. the drop will be distributed over the cornea
C. the drop will stay on the eye longer
D. the tears will not dilute the solution - ANS B
The peripheral vision of a normal person is
A. 60 degrees temporal, 60 degrees inferior, 75 degrees nasal and 95 degrees superior
B. 75 degrees temporal, 60 degrees inferior, 95 degrees nasal and 60 degrees superior
C. 95 degrees temporal, 60 degrees inferior, 75 degrees nasal and 60 degrees superior
D. 95 degrees temporal, 75 degrees inferior, 60 degrees nasal and 60 degrees superior -
ANS D
If a patient i s unable to count fingers at 6 inches, the next option is to
A. record blind on the patient's record
B. do a glare test
C. do a contrast sensitivity test
D. see if he or she can detect hand movement - ANS D
The examiner is using a trial lens with a patient to measure the degree of hyperopia. She uses a
working lens of +1.50 for a working distance of 66 cm. She adds plus lenses until there is no
reflexive movement and refractive error is neutralized. What must be done next to get the
correct measurement for the hyperopia?
A. Nothing, she already has the correct measurement.
B. Add +1.50 to the measurement
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
,C. Subtract +1.50 to allow for the working distance
D. Add a +2.00 lens to allow for working distance - ANS C
A surgical scheduler would describe the procedure to correct the drooping of the upper eyelid
as
A. ptosis correction
B. chalazion removal
C. scleral buckling
D. trabeculectomy - ANS A
When setting the ocular of the fundus camera system, you should
A. remove one's own correction
B. turn the ocular to the maximum plus position, then rotate down
C. turn the ocular to the maximum plus position, then rotate up
D. turn the ocular to the maximum minus position, then rotate up - ANS B
A disadvantage of eye drops is that
A. they are expensive
B. they do not have prolonged contact with the eye
C. they must be refrigerated
D. they penetrate too deeply into the eye's structures - ANS B
Changes in refractive status would be expected with all but which of the following conditions?
3 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, A. Pregnancy
B. Diabetes
C. Conjunctivitis
D. Cataracts - ANS C
Which method is used to take photographs of the endothelial layer of the cornea?
A. Fluorescein biomicrograhy
B. Specular photomicrography
C. Specular reflection
D. Endolethial gonioscopy - ANS B
All of the following are used in evaluating tear break-up time except
A. slit-lamp microscope
B. tear filter papers
C. fluorescein dye
D. cobalt blue light - ANS B
If a sterile package falls to the floor
A. it may be wiped with alcohol and used
B. it must be removed from use
C. it may be used if the floor is clean
D. it may be used if the wrapping is linen - ANS B
4 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
