JCHAPO COT Questions and Correct Answers
(Verified Answers)
1. What is NOT important when documenting the history of an ocular injury?-
: Presence of others when injury occurred
2. Globe rupture following blunt force injury should always be suspected
when: retinal detachment, vitreous hemorrhages, and a rupture of the choroid are
present
3. Sudden loss of vision in one eye MOST likely indicated: CRAO
4. Which one of the following ocular conditions will LEAST likely present in a
patient's family history: Conjunctivitis
5. Proliferative diabetic retinopathy resulting in neovascularization can con-
tract to form fibrovascular mass that can pull on the retina and lead to: Retinal
detachment
6. When evaluating a patient for cataract surgery, which of the following sys-
temic illnesses is LEAST important?: Cardiac problems, they do not have to be
subjected to anesthesia
7. The purpose of the swinging flashlight test is to compare: direct and stimu-
lated eye and the consensual response in the other eye
1/5
, 8. Latrogenic or self induced pupil constriction can be caused by which drug?-
: phopholine iodide
9. In ordinary room light, the diameter of the normal adult pupil is: 3-5 mm
10. A difference in pupil size is called: anisocoria
11. The presence of an APD may be caused by: optic nerve disease
12. Corneal astigmatism is BEST corrected: spherical RGP or soft lenses
13. The DK value of contact lens material: diffusion, solubility, and movement of
oxygen in the lens material
14. A contact lens fit "steeper than K" is defined as: corneal measurement of
44.00 diopters and the contact lens curvature could be 44.5 diopters
15. Which of the following could NOT be used to clean a phoropter: Alcohol
16. The forehead and cheek rest on the photopter are cleaned with: soap and
water, soaked in alcohol or boiled in water
17. Calibration of the Goldaman applanation tonometer should be checked
every: 2 months with regular use
18. The Goldman applanation tonometer head and chin rest are best cleaned
by wiping the surfaces with: alcohol
19. A lens formula of +2.00 -3.00 x 90 degrees has what power at 90 degrees
and at 180 degrees: +2.00 and -1.00
2/5
(Verified Answers)
1. What is NOT important when documenting the history of an ocular injury?-
: Presence of others when injury occurred
2. Globe rupture following blunt force injury should always be suspected
when: retinal detachment, vitreous hemorrhages, and a rupture of the choroid are
present
3. Sudden loss of vision in one eye MOST likely indicated: CRAO
4. Which one of the following ocular conditions will LEAST likely present in a
patient's family history: Conjunctivitis
5. Proliferative diabetic retinopathy resulting in neovascularization can con-
tract to form fibrovascular mass that can pull on the retina and lead to: Retinal
detachment
6. When evaluating a patient for cataract surgery, which of the following sys-
temic illnesses is LEAST important?: Cardiac problems, they do not have to be
subjected to anesthesia
7. The purpose of the swinging flashlight test is to compare: direct and stimu-
lated eye and the consensual response in the other eye
1/5
, 8. Latrogenic or self induced pupil constriction can be caused by which drug?-
: phopholine iodide
9. In ordinary room light, the diameter of the normal adult pupil is: 3-5 mm
10. A difference in pupil size is called: anisocoria
11. The presence of an APD may be caused by: optic nerve disease
12. Corneal astigmatism is BEST corrected: spherical RGP or soft lenses
13. The DK value of contact lens material: diffusion, solubility, and movement of
oxygen in the lens material
14. A contact lens fit "steeper than K" is defined as: corneal measurement of
44.00 diopters and the contact lens curvature could be 44.5 diopters
15. Which of the following could NOT be used to clean a phoropter: Alcohol
16. The forehead and cheek rest on the photopter are cleaned with: soap and
water, soaked in alcohol or boiled in water
17. Calibration of the Goldaman applanation tonometer should be checked
every: 2 months with regular use
18. The Goldman applanation tonometer head and chin rest are best cleaned
by wiping the surfaces with: alcohol
19. A lens formula of +2.00 -3.00 x 90 degrees has what power at 90 degrees
and at 180 degrees: +2.00 and -1.00
2/5
