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Guide for COT: Certified Ophthalmic Technician

Quiz COT: Certified Ophthalmic Technician

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Quiz

1/10
Assisting with Interventions and Procedures - Ophthalmic Patient Services and Education
Which instruction is most important to give a patient after instilling dilating eye drops before they leave the clinic?
Select the answer
1 correct answer
A.
They should avoid reading for 24 hours
B.
Their vision may be blurry and they should use caution driving
C.
They must keep the eye closed for 30 minutes
D.
They should rinse the eye with water if it feels dry

Quiz

2/10
Imaging - Photography and Videography
What is the primary purpose of using a fundus camera in ophthalmic imaging?
Select the answer
1 correct answer
A.
To measure intraocular pressure
B.
To capture detailed images of the retina and optic nerve
C.
To determine corneal thickness
D.
To test color vision

Quiz

3/10
Corrective Lenses - Optics and Spectacles
What is the purpose of a prism in spectacles?
Select the answer
1 correct answer
A.
To change the color of light entering the eye
B.
To bend light and shift the image position
C.
To reduce the thickness of all lenses
D.
To block ultraviolet light

Quiz

4/10
Patient Evaluation - Ocular Motility Testing
What is the main purpose of a cover-uncover test?
Select the answer
1 correct answer
A.
To measure visual acuity
B.
To detect a manifest strabismus
C.
To assess color vision
D.
To evaluate corneal reflex only

Quiz

5/10
Patient Evaluation - Refraction, Retinoscopy & Refinement
What is the goal of refraction?
Select the answer
1 correct answer
A.
To determine intraocular pressure
B.
To find the lens prescription that gives the clearest vision
C.
To measure the corneal curvature only
D.
To diagnose retinal detachment

Quiz

6/10
Patient Evaluation - Biometry
Which biometry measurement is primarily used to help determine the power of an intraocular lens (IOL) before cataract surgery?
Select the answer
1 correct answer
A.
Corneal topography
B.
Axial length of the eye
C.
Visual field testing
D.
Tonometry

Quiz

7/10
Assisting with Interventions and Procedures - General Medical Knowledge
Which position is commonly used to help a patient breathe more easily and is often beneficial for patients with shortness of breath?
Select the answer
1 correct answer
A.
Supine position
B.
Trendelenburg position
C.
Fowler position
D.
Prone position

Quiz

8/10
Assisting with Interventions and Procedures - Surgical Assisting
During sterile surgery, which action is most important to maintain the sterile field?
Select the answer
1 correct answer
A.
Turning your back on the sterile field briefly
B.
Reaching over the sterile field to adjust equipment
C.
Keeping hands above waist level and in view
D.
Dropping used instruments onto the sterile drape

Quiz

9/10
Patient Evaluation - Visual Assessment
During a visual assessment of a patient, which finding would most likely require the ophthalmic assistant to notify the doctor immediately?
Select the answer
1 correct answer
A.
Mild eye redness after rubbing the eye
B.
Sudden onset of decreased vision in one eye
C.
Occasional tearing in both eyes
D.
Slight eyelid swelling after crying

Quiz

10/10
Imaging - Ophthalmic Imaging
Which imaging technique is most commonly used to document the retinal nerve fiber layer and optic disc for glaucoma evaluation?
Select the answer
1 correct answer
A.
Fundus photography
B.
Ultrasonography
C.
Specular microscopy
D.
Corneal topography
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  • Quiz name:COT: Certified Ophthalmic Technician
  • Total number of questions:500
  • Number of questions for the test:50
  • Pass score:80%

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