COT TEST QUESTIONS WITH
DETAILED VERIFIED ANSWERS;
ALREADY GRADED A; 2026
2 prisms placed apex to apex form the basis of what type of
lens? - correct answer- concave (minus)
2 prisms placed base to base form the basis of what type of
lens? - correct answer- convex (plus)
3 common medical conditions that affect a patient's vision. -
correct answer- DM, HTN, Cancer, Cardiovascular,
Hyperthyroidism
A centrally located spectral reflectance and haze along the
periphery of the image area is a result of what? - correct
answer- excessive camera to cornea distance
A controlled photograph for pseudofluorescence and
autofluorescence is taken with the flash setting for fluorescein
and with what filters? - correct answer- both exciter filter
and the barrier filter
,A patient calls complaining of halos around lights. When should
they be scheduled? - correct answer- this is a priority case to
be seen within days
A patient who has a TOTAL deficiency of the red visual pigment
is classified as: - correct answer- Protanopia
A plus or minus 0.50 cross cylinder with the white plus dot
placed at an axis 90 degrees would have a reading on a
lensometer of: - correct answer- -0.50 +1.00 x 90
A pt calls with a chemical contact to the face and eyes. What
would be your instructions to this pt? - correct answer-
Irrigate.
An A-scan is performed prior to intraocular surgery to assist in
determining what? - correct answer- axial length, which is
needed to calculate intraocular lens power
an APD is noted in the pt's previous chart notes, before instilling
dilation drops, what should the technician check? - correct
answer- pupil size, speed of pupil constriction to light,
pupillary response to near fixation, direct & consensual pupillary
reaction
, An individual with a refractive error of +2.50 -2.50 x 180 could
be classified as having: - correct answer- simple hyperopic
astigmatism
At what age does a child quickly respond to occlusion therapy
for amblyopia? - correct answer- 1-3
Define HIPAA - correct answer- Health insurance portability
and accountability act. 1996 act sets rules for pt privacy, security
of health insurance shifts after leaving an employer. Severe
penalties for non compliance.
Does a prism bend light rays toward the base of the prism or
toward to apex of the prism? - correct answer- toward the
base
Find the total amount of prism induced in the following
situation- Glasses RX: OD: +12.00sph, OS: +10.00sph, both
optical centers are displaced 5 mm temporally (decentered out)
- correct answer- OD has 6 prism diopters of BaseOut. OS has
5 prism diopters of BaseOut. The total is 11 prism diopters of
BaseOut.
DETAILED VERIFIED ANSWERS;
ALREADY GRADED A; 2026
2 prisms placed apex to apex form the basis of what type of
lens? - correct answer- concave (minus)
2 prisms placed base to base form the basis of what type of
lens? - correct answer- convex (plus)
3 common medical conditions that affect a patient's vision. -
correct answer- DM, HTN, Cancer, Cardiovascular,
Hyperthyroidism
A centrally located spectral reflectance and haze along the
periphery of the image area is a result of what? - correct
answer- excessive camera to cornea distance
A controlled photograph for pseudofluorescence and
autofluorescence is taken with the flash setting for fluorescein
and with what filters? - correct answer- both exciter filter
and the barrier filter
,A patient calls complaining of halos around lights. When should
they be scheduled? - correct answer- this is a priority case to
be seen within days
A patient who has a TOTAL deficiency of the red visual pigment
is classified as: - correct answer- Protanopia
A plus or minus 0.50 cross cylinder with the white plus dot
placed at an axis 90 degrees would have a reading on a
lensometer of: - correct answer- -0.50 +1.00 x 90
A pt calls with a chemical contact to the face and eyes. What
would be your instructions to this pt? - correct answer-
Irrigate.
An A-scan is performed prior to intraocular surgery to assist in
determining what? - correct answer- axial length, which is
needed to calculate intraocular lens power
an APD is noted in the pt's previous chart notes, before instilling
dilation drops, what should the technician check? - correct
answer- pupil size, speed of pupil constriction to light,
pupillary response to near fixation, direct & consensual pupillary
reaction
, An individual with a refractive error of +2.50 -2.50 x 180 could
be classified as having: - correct answer- simple hyperopic
astigmatism
At what age does a child quickly respond to occlusion therapy
for amblyopia? - correct answer- 1-3
Define HIPAA - correct answer- Health insurance portability
and accountability act. 1996 act sets rules for pt privacy, security
of health insurance shifts after leaving an employer. Severe
penalties for non compliance.
Does a prism bend light rays toward the base of the prism or
toward to apex of the prism? - correct answer- toward the
base
Find the total amount of prism induced in the following
situation- Glasses RX: OD: +12.00sph, OS: +10.00sph, both
optical centers are displaced 5 mm temporally (decentered out)
- correct answer- OD has 6 prism diopters of BaseOut. OS has
5 prism diopters of BaseOut. The total is 11 prism diopters of
BaseOut.
