JCAHPO - COA Exam
1. What does JCAHPO Stand For? Joint Commission on Allied Health Per-
sonnel in Ophthalmology
2. 3 levels of certified ophthalmic assisting in 1. COA - certified ophthalmic assistant
order of level of training and experience 2. COT - certified ophthalmic techni-
cian
3. COMT - certified ophthalmic medical
technologist
3. Ocularist measures and fits patients w/ artificial
eyes
4. Ophthalmologist prevent, disagnoses, medically and sur-
gically treats problems of the eye and is
a 'medical doctor'
5. Optometrist prescribes and / or fits eye glasses and
CL, screens for eye disease and is not a
medical doctor
6. Orthoptist helps w/ diagnosis, management, and
nonsurgical treatment of the eye mus-
cle imbalance
Hint: CMG
7. Ophthalmic Medical Assistant helps the doctor in variety of clinical and
administrative tasks
8. Optician dispenses eyeglasses and CL from pre-
scriptions supplied by others
9. Subspecialists
, JCAHPO - COA Exam
ophthalmologists who continue their
practice to diagnosing and 'treating a
defined area' of the eye
10. 4 primary structures included in the Adnexa 1. The Orbit
2. The Extraocular Muscles
3. The Eyelids
4. The Tear producing and Tear draining
Lacrimal apparatus
11. 6 Extraocular Muscles: 1. Superior Rectus
2. Inferior Rectus
3. Lateral Rectus
4. Medial Rectus
5. Superior Oblique
6. Inferior Oblique
12. Medial Rectus inward rotation (adduction)
13. Lateral Rectus outward rotation (abduction)
14. Superior Rectus upward rotation (supraduction)
15. Inferior Rectus downward rotation (infraduction)
16. Superior Oblique down and inward (incyclotorsion)
17. Inferior Oblique up and outward (excyclotorsion)
18. 3 functions of eyelids 1. to protect the eye from injury
2. to exclude light
3. to aid in the lubricating of the ocular
surface
, JCAHPO - COA Exam
19. 2 functions of the lacrimal apparatus 1. to produce tears
2. to drain tears
20. What is the principle function of the cornea? to focus light rays reflected to the eye,
contributing to 2/3 of the focusing
power of the eye
21. What is the main function of the sclera? to protect intraocular contents
22. What is the muscle that contracts the pupil sphincter muscle
when responding to bright light?
23. What is the main function of the vitreous? to act as a shock absorber for the eye
and help maintain the spherical shape
of the globe
24. What is the main function of the choroid? to supply blood (nourishment) to the
outer layers of the retina
25. What is the order of the visual pathway? optic nerve -> optic chiasm -> visual
cortex
26. What are the 3 parts of the uveal tract? iris, ciliary body, choroid
27. The retina includes a photoreceptor layer rods and cones
containing 2 types of cells, what are they?
28. What is the difference between rods and -responsible for vision in dim lighting
cones? (night vision) and peripheral vision
-provide sharp central vision and color
perception
29. What are the 10 general type of disease / infectious, inflammatory, allergic, is-
injury processes? chemic, metabolic, congenital, de-
1. What does JCAHPO Stand For? Joint Commission on Allied Health Per-
sonnel in Ophthalmology
2. 3 levels of certified ophthalmic assisting in 1. COA - certified ophthalmic assistant
order of level of training and experience 2. COT - certified ophthalmic techni-
cian
3. COMT - certified ophthalmic medical
technologist
3. Ocularist measures and fits patients w/ artificial
eyes
4. Ophthalmologist prevent, disagnoses, medically and sur-
gically treats problems of the eye and is
a 'medical doctor'
5. Optometrist prescribes and / or fits eye glasses and
CL, screens for eye disease and is not a
medical doctor
6. Orthoptist helps w/ diagnosis, management, and
nonsurgical treatment of the eye mus-
cle imbalance
Hint: CMG
7. Ophthalmic Medical Assistant helps the doctor in variety of clinical and
administrative tasks
8. Optician dispenses eyeglasses and CL from pre-
scriptions supplied by others
9. Subspecialists
, JCAHPO - COA Exam
ophthalmologists who continue their
practice to diagnosing and 'treating a
defined area' of the eye
10. 4 primary structures included in the Adnexa 1. The Orbit
2. The Extraocular Muscles
3. The Eyelids
4. The Tear producing and Tear draining
Lacrimal apparatus
11. 6 Extraocular Muscles: 1. Superior Rectus
2. Inferior Rectus
3. Lateral Rectus
4. Medial Rectus
5. Superior Oblique
6. Inferior Oblique
12. Medial Rectus inward rotation (adduction)
13. Lateral Rectus outward rotation (abduction)
14. Superior Rectus upward rotation (supraduction)
15. Inferior Rectus downward rotation (infraduction)
16. Superior Oblique down and inward (incyclotorsion)
17. Inferior Oblique up and outward (excyclotorsion)
18. 3 functions of eyelids 1. to protect the eye from injury
2. to exclude light
3. to aid in the lubricating of the ocular
surface
, JCAHPO - COA Exam
19. 2 functions of the lacrimal apparatus 1. to produce tears
2. to drain tears
20. What is the principle function of the cornea? to focus light rays reflected to the eye,
contributing to 2/3 of the focusing
power of the eye
21. What is the main function of the sclera? to protect intraocular contents
22. What is the muscle that contracts the pupil sphincter muscle
when responding to bright light?
23. What is the main function of the vitreous? to act as a shock absorber for the eye
and help maintain the spherical shape
of the globe
24. What is the main function of the choroid? to supply blood (nourishment) to the
outer layers of the retina
25. What is the order of the visual pathway? optic nerve -> optic chiasm -> visual
cortex
26. What are the 3 parts of the uveal tract? iris, ciliary body, choroid
27. The retina includes a photoreceptor layer rods and cones
containing 2 types of cells, what are they?
28. What is the difference between rods and -responsible for vision in dim lighting
cones? (night vision) and peripheral vision
-provide sharp central vision and color
perception
29. What are the 10 general type of disease / infectious, inflammatory, allergic, is-
injury processes? chemic, metabolic, congenital, de-
