CRA: CERTIFIED RETINAL ANGIOGRAPHY EXAM WITH
ALL CORRECT & 100% VERIFIED ANSWERS|LATEST
UPDATE|ALREADY GRADED A+
What is the order of aqueous humor flow? ✔Correct Answer-Ciliary body > posterior chamber >
pupil > anterior chamber > trabecular meshwork (filtration angle) > Schlemms cancal > episcleral
blood vessels
What structure in the eye produces aqueous humor? ✔Correct Answer-ciliary body
What muscles contracts the pupil? ✔Correct Answer-circular sphincter
What muscles dilate the pupil? ✔Correct Answer-Radial dilator
What are the layers of the retina in order? ✔Correct Answer-ILM > RNFL > GCL > IPL > INL > OPL >
ONL > Photoreceptor > RPE > Choroid
What are photoreceptors in the eye? ✔Correct Answer-sensory cell that responds to light rods and
cones responsible for perception of black and white and color vision
Does the fovea consist of rods or cone receptor cells? ✔Correct Answer-Cones
What are cone photoreceptors responsible for? ✔Correct Answer-Color vision
What are rod photoreceptor cells responsible for? ✔Correct Answer-dim light night vision and
black and white vision
What are the four layers of the choroid? ✔Correct Answer-Hallers > Sattlers > Choriocapillaries >
Bruchs membrane
What is the vitreous? ✔Correct Answer-clear gel between the lens and the retina consisting of 98%
water along with small amounts of protein and collagen
In the 7 fields of gaze ETDRS map, what can be seen in field 1? ✔Correct Answer-optic disc
In the 7 fields of gaze ETDRS map, what can be seen in field 2? ✔Correct Answer-macula
In the 7 fields of gaze ETDRS map, what can be seen in field 3? ✔Correct Answer-temporal to
macula
In the 7 fields of gaze ETDRS map, what can be seen in field 4? ✔Correct Answer-Superior
temporal
In the 7 fields of gaze ETDRS map, what can be seen in field 5? ✔Correct Answer-Inferior temporal
In the 7 fields of gaze ETDRS map, what can be seen in field 6? ✔Correct Answer-Superior nasal
In the 7 fields of gaze ETDRS map, what can be seen in field 7? ✔Correct Answer-Inferior nasal
, How is blood supplied to the iris? ✔Correct Answer-greater arterial circle located through iris
How is blood supplied to the retina? ✔Correct Answer-Central retinal artery and posterior ciliary
arteries
How is blood supplied to the choroid? ✔Correct Answer-ophthalmic artery
The choroid accounts for ______% of total blood flow in the eye. ✔Correct Answer-85%
what is the difference between veins and arteries and how to tell them apart on fundus image?
✔Correct Answer-Arteries carry oxygenated blood away from the heart supplying blood to the body,
while veins carry deoxygenated blood rich in waste product through the liver and kidneys to the
heart - Arteries look pale while veins are deep red in color
The eye uses ___________ in the blood to the feed the retina and provide oxygen to the eye.
✔Correct Answer-Glucose
What does systemic mean? ✔Correct Answer-disease that affects the whole body rather than a
single organ or part of the body, ex. dm, hypertension, ocular ischemic syndrome
What is not an example of a systemic disease in the eye?
A. Diabetes
B. Hypertension
C. AMD
D. Ocular ischmic syndrome ✔Correct Answer-C. AMD
What does it mean to have a vascular disease? ✔Correct Answer-Disease affecting blood vessels
What are 6 examples of vascular eye diseases? ✔Correct Answer-AMD, CME, CRVO, CRAO, BRAVO,
BRAO, DM
Retinitis pigmentosa, glaucoma, keratoconus, corneal dystrophy and color blindness are all examples
of what type of eye disorder / disease? ✔Correct Answer-Hereditary or congenital
Identify the disease seen in the image? ✔Correct Answer-Diabetic retinopathy
What are the two types of diabetic retinopathy? ✔Correct Answer-Proliferative and non-
proliferative
What is proliferative diabetic retinopathy PDR? ✔Correct Answer-Advanced stage diabetic
retinopathy when neovascularization has occured
What is non-proliferative diabetic retinopathy NPDR? ✔Correct Answer-Diabetic retinopathy
without neovascularization
Myopia ✔Correct Answer-nearsightedness
Hyperopia ✔Correct Answer-farsightedness
ALL CORRECT & 100% VERIFIED ANSWERS|LATEST
UPDATE|ALREADY GRADED A+
What is the order of aqueous humor flow? ✔Correct Answer-Ciliary body > posterior chamber >
pupil > anterior chamber > trabecular meshwork (filtration angle) > Schlemms cancal > episcleral
blood vessels
What structure in the eye produces aqueous humor? ✔Correct Answer-ciliary body
What muscles contracts the pupil? ✔Correct Answer-circular sphincter
What muscles dilate the pupil? ✔Correct Answer-Radial dilator
What are the layers of the retina in order? ✔Correct Answer-ILM > RNFL > GCL > IPL > INL > OPL >
ONL > Photoreceptor > RPE > Choroid
What are photoreceptors in the eye? ✔Correct Answer-sensory cell that responds to light rods and
cones responsible for perception of black and white and color vision
Does the fovea consist of rods or cone receptor cells? ✔Correct Answer-Cones
What are cone photoreceptors responsible for? ✔Correct Answer-Color vision
What are rod photoreceptor cells responsible for? ✔Correct Answer-dim light night vision and
black and white vision
What are the four layers of the choroid? ✔Correct Answer-Hallers > Sattlers > Choriocapillaries >
Bruchs membrane
What is the vitreous? ✔Correct Answer-clear gel between the lens and the retina consisting of 98%
water along with small amounts of protein and collagen
In the 7 fields of gaze ETDRS map, what can be seen in field 1? ✔Correct Answer-optic disc
In the 7 fields of gaze ETDRS map, what can be seen in field 2? ✔Correct Answer-macula
In the 7 fields of gaze ETDRS map, what can be seen in field 3? ✔Correct Answer-temporal to
macula
In the 7 fields of gaze ETDRS map, what can be seen in field 4? ✔Correct Answer-Superior
temporal
In the 7 fields of gaze ETDRS map, what can be seen in field 5? ✔Correct Answer-Inferior temporal
In the 7 fields of gaze ETDRS map, what can be seen in field 6? ✔Correct Answer-Superior nasal
In the 7 fields of gaze ETDRS map, what can be seen in field 7? ✔Correct Answer-Inferior nasal
, How is blood supplied to the iris? ✔Correct Answer-greater arterial circle located through iris
How is blood supplied to the retina? ✔Correct Answer-Central retinal artery and posterior ciliary
arteries
How is blood supplied to the choroid? ✔Correct Answer-ophthalmic artery
The choroid accounts for ______% of total blood flow in the eye. ✔Correct Answer-85%
what is the difference between veins and arteries and how to tell them apart on fundus image?
✔Correct Answer-Arteries carry oxygenated blood away from the heart supplying blood to the body,
while veins carry deoxygenated blood rich in waste product through the liver and kidneys to the
heart - Arteries look pale while veins are deep red in color
The eye uses ___________ in the blood to the feed the retina and provide oxygen to the eye.
✔Correct Answer-Glucose
What does systemic mean? ✔Correct Answer-disease that affects the whole body rather than a
single organ or part of the body, ex. dm, hypertension, ocular ischemic syndrome
What is not an example of a systemic disease in the eye?
A. Diabetes
B. Hypertension
C. AMD
D. Ocular ischmic syndrome ✔Correct Answer-C. AMD
What does it mean to have a vascular disease? ✔Correct Answer-Disease affecting blood vessels
What are 6 examples of vascular eye diseases? ✔Correct Answer-AMD, CME, CRVO, CRAO, BRAVO,
BRAO, DM
Retinitis pigmentosa, glaucoma, keratoconus, corneal dystrophy and color blindness are all examples
of what type of eye disorder / disease? ✔Correct Answer-Hereditary or congenital
Identify the disease seen in the image? ✔Correct Answer-Diabetic retinopathy
What are the two types of diabetic retinopathy? ✔Correct Answer-Proliferative and non-
proliferative
What is proliferative diabetic retinopathy PDR? ✔Correct Answer-Advanced stage diabetic
retinopathy when neovascularization has occured
What is non-proliferative diabetic retinopathy NPDR? ✔Correct Answer-Diabetic retinopathy
without neovascularization
Myopia ✔Correct Answer-nearsightedness
Hyperopia ✔Correct Answer-farsightedness
