COT Study Questions With Complete Solutions
"Against the rule" astigmatism is corrected by plus cylinders at
or near what axis? Correct Answers 180 degrees
"with the rule " Astigmatism is corrected by plus cylinders at or
near what axis? Correct Answers 90 degrees.
`Polarized lenses block all the light rays except those that do
what? Correct Answers vibrate the same direction
A 35mm camera with a commonly used lens has a focal length
of Correct Answers 50mm
A calibration bar is used to check the calibration of the
Goldmann tonometer and is checked at what settings? Correct
Answers 0,2, and 6
A correct reading using the Goldmann tonometer is when the
semi-circles of the mires touch Correct Answers on the inside
of each semi-circle
A is a constitutional peculiarity in which an individual reacts in
a bizarre fashion to a drug? Correct Answers idiosyncrasy
A lesion affection the chiasm would produce which type of
visual field defect? Correct Answers bitemporal hemianopsia
A lesion in the interior nasal portion of the retina would cause a
defect to appear in which portion of the visual field? Correct
Answers Superior Temporal
,A line that exactly bisects the eye in the anterior -posterior
direction. Pass through the center of the cornea is ? Correct
Answers Geometeric Axis
a pair of muscles one in each eye, work together to achieve a
desired version movement, this pair of muscles is called?
Correct Answers yoke muscles
A parasite organism found in hot tubs, swimming pool, or
contaminated water, which can cause serious infections in those
who wear contact lenses Correct Answers Acanthamoeba
A retrobulbar block Correct Answers Paralyzes muscles of the
eye lid and extra ocular muscles and blocks sensory impules.
A wide fluorescein pattern on a Goldman applanation tonometry
indicates there is Correct Answers to much fluorescein and tears
a wide fluorescein pattern will produce a pressure reading that
will be much than the actual pressure Correct Answers higher
Abnormal visual acuity in children can be improved to normal
with vigorous training until what age? after that age it becomes
difficult to change visual patterns. Correct Answers age 6. after
that age it becomes difficult to improve visual acuity .
After nerve fibers cross at the chiasm, they pass next through the
? Correct Answers Optic tract
,Against the rule astigmatism? Correct Answers Cornea steeper
in the horizontal (+180) i.e. football laying on a tee
All four rectus muscles: superior rectus, Inferior rectus, lateral
rectus , medial rectus originate at what common tendinous ring
at the apex of the Orbit? Correct Answers Annulus of Zinn
All the extraocular muscles except the interior oblique ,
originate at the Correct Answers annulus of Zinn
An F number refers to Correct Answers F stop or lens aperture
Another name for the "head tilt test" is the Correct Answers
Bielschowsky test
antibiotics that act by directly killing bacteria are what? Correct
Answers Bacteriocidal agents
Antibiotics that act by inhibiting bacterial growth are what?
Correct Answers Bacteriostatic agents
Antiglaucoma agents ( decrease aqueous inflow) Correct
Answers betaxolol ( betoptic), levobunolol ( betagan)
metipranolol, Timolol
Antiglaucoma agents ( increase aqueous outflow) Correct
Answers epinephrine, dipevefrin (propine), brimonidine
( alphagan), apraclonidine ( Iopidine)
Any Disorder of the bones Correct Answers Osteopathy
, Aqueous humor is produced by the ? Correct Answers Ciliary
body
Are contact lenses required to be removed before a visual field
test ? Correct Answers No
As flurescein dye circulates throughout the eye and sequential
pictures are taken,this is known as Correct Answers
Angiograms
Astigmatism is best corrected with what type of contact lens?
Correct Answers torric contact lens
At what mark on the chart is the recording arm positioned and
locked for calibrating a Goldmann perimeter? Correct Answers
70 degrees
Autonomic drugs that affect the eyes are divided into what three
agents? Correct Answers Mydriatic, cycloplegic ,miotic agents
Back vertex power refers to what? Correct Answers Effective
power of the lens as measured from the posterior surface.
Basically, all blood drains from the eye by ? Correct Answers
The ophthalmic veins and the central retinal vein.
Basically, all blood flows into the eye from? Correct Answers
The Ophthalmic artery
Because of refraction a prism bends light rays toward the base or
the apex of the prism? Correct Answers towards the base
"Against the rule" astigmatism is corrected by plus cylinders at
or near what axis? Correct Answers 180 degrees
"with the rule " Astigmatism is corrected by plus cylinders at or
near what axis? Correct Answers 90 degrees.
`Polarized lenses block all the light rays except those that do
what? Correct Answers vibrate the same direction
A 35mm camera with a commonly used lens has a focal length
of Correct Answers 50mm
A calibration bar is used to check the calibration of the
Goldmann tonometer and is checked at what settings? Correct
Answers 0,2, and 6
A correct reading using the Goldmann tonometer is when the
semi-circles of the mires touch Correct Answers on the inside
of each semi-circle
A is a constitutional peculiarity in which an individual reacts in
a bizarre fashion to a drug? Correct Answers idiosyncrasy
A lesion affection the chiasm would produce which type of
visual field defect? Correct Answers bitemporal hemianopsia
A lesion in the interior nasal portion of the retina would cause a
defect to appear in which portion of the visual field? Correct
Answers Superior Temporal
,A line that exactly bisects the eye in the anterior -posterior
direction. Pass through the center of the cornea is ? Correct
Answers Geometeric Axis
a pair of muscles one in each eye, work together to achieve a
desired version movement, this pair of muscles is called?
Correct Answers yoke muscles
A parasite organism found in hot tubs, swimming pool, or
contaminated water, which can cause serious infections in those
who wear contact lenses Correct Answers Acanthamoeba
A retrobulbar block Correct Answers Paralyzes muscles of the
eye lid and extra ocular muscles and blocks sensory impules.
A wide fluorescein pattern on a Goldman applanation tonometry
indicates there is Correct Answers to much fluorescein and tears
a wide fluorescein pattern will produce a pressure reading that
will be much than the actual pressure Correct Answers higher
Abnormal visual acuity in children can be improved to normal
with vigorous training until what age? after that age it becomes
difficult to change visual patterns. Correct Answers age 6. after
that age it becomes difficult to improve visual acuity .
After nerve fibers cross at the chiasm, they pass next through the
? Correct Answers Optic tract
,Against the rule astigmatism? Correct Answers Cornea steeper
in the horizontal (+180) i.e. football laying on a tee
All four rectus muscles: superior rectus, Inferior rectus, lateral
rectus , medial rectus originate at what common tendinous ring
at the apex of the Orbit? Correct Answers Annulus of Zinn
All the extraocular muscles except the interior oblique ,
originate at the Correct Answers annulus of Zinn
An F number refers to Correct Answers F stop or lens aperture
Another name for the "head tilt test" is the Correct Answers
Bielschowsky test
antibiotics that act by directly killing bacteria are what? Correct
Answers Bacteriocidal agents
Antibiotics that act by inhibiting bacterial growth are what?
Correct Answers Bacteriostatic agents
Antiglaucoma agents ( decrease aqueous inflow) Correct
Answers betaxolol ( betoptic), levobunolol ( betagan)
metipranolol, Timolol
Antiglaucoma agents ( increase aqueous outflow) Correct
Answers epinephrine, dipevefrin (propine), brimonidine
( alphagan), apraclonidine ( Iopidine)
Any Disorder of the bones Correct Answers Osteopathy
, Aqueous humor is produced by the ? Correct Answers Ciliary
body
Are contact lenses required to be removed before a visual field
test ? Correct Answers No
As flurescein dye circulates throughout the eye and sequential
pictures are taken,this is known as Correct Answers
Angiograms
Astigmatism is best corrected with what type of contact lens?
Correct Answers torric contact lens
At what mark on the chart is the recording arm positioned and
locked for calibrating a Goldmann perimeter? Correct Answers
70 degrees
Autonomic drugs that affect the eyes are divided into what three
agents? Correct Answers Mydriatic, cycloplegic ,miotic agents
Back vertex power refers to what? Correct Answers Effective
power of the lens as measured from the posterior surface.
Basically, all blood drains from the eye by ? Correct Answers
The ophthalmic veins and the central retinal vein.
Basically, all blood flows into the eye from? Correct Answers
The Ophthalmic artery
Because of refraction a prism bends light rays toward the base or
the apex of the prism? Correct Answers towards the base
