Free COT Practice Questions
Original questions with explanations
These original COT practice questions are educational examples designed to exercise reasoning. They are not recalled exam items and do not imply access to live or confidential test content.
Question 1
Which instrument is used to measure intraocular pressure by applanation?
- A. Goldmann tonometer
- B. Lensometer
- C. Keratometer
- D. Exophthalmometer
Answer and explanation
A. Goldmann tonometer Goldmann applanation tonometry estimates intraocular pressure by flattening a defined corneal area.
Question 2
A patient sees clearly at distance but needs added plus power for near work due to age-related loss of accommodation. What is this called?
- A. Presbyopia
- B. Astigmatism
- C. Amblyopia
- D. Diplopia
Answer and explanation
A. Presbyopia Presbyopia is the age-related reduction in accommodative ability for near focus.
Question 3
What is the purpose of fluorescein during applanation tonometry?
- A. Visualize the tear-film mires
- B. Dilate the pupil
- C. Measure axial length
- D. Neutralize cylinder power
Answer and explanation
A. Visualize the tear-film mires Fluorescein helps make the tear meniscus visible so the applanation mires can be aligned.
Question 4
Which test maps central and peripheral visual-field sensitivity?
- A. Perimetry
- B. Pachymetry
- C. Keratometry
- D. Retinoscopy
Answer and explanation
A. Perimetry Perimetry evaluates the visual field and can identify patterns of field loss.
Question 5
Before performing a diagnostic test, what is the best first communication step?
- A. Begin without explanation
- B. Confirm patient identity and explain the procedure
- C. Discuss another patient’s result
- D. Promise a diagnosis
Answer and explanation
B. Confirm patient identity and explain the procedure Identity verification and a clear procedure explanation support safety, cooperation, and informed participation.
How to Review Your Results
For every missed item, name the tested concept, explain why the correct option is best, and identify the clue that rules out each distractor. Then review the corresponding official content domain.
Official Sources
- IJCAHPO COT certification information
- IJCAHPO certification examination resources
- IJCAHPO COT examination content areas