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What happens when someone is diagnosed with keratoconus?
a. The retina pulls away from the eyelid
b. The cornea thins & bulges forward
c. The clear transparent tissue of the eye is torn
d. The eyelid becomes inflamed - ANSWER-b. The cornea thins & bulges
forward
Replacement of the crystalline lens with an intraocoular lens creates a
condition called pseudophakia.
a. True
b. False - ANSWER-a. True
A visual condition where the eyes make repetitive, uncontrolled movements
often resulting in reduced vision is known as?
,a. Strabismus
b. Aphakia
c. Nystagmus
d. Pinguecula - ANSWER-c. Nystagmus
Diabetic patients may have vision loss due to diabetic retinopathy.
a. True
b. False - ANSWER-a. True
What does PMMA stand for?
a. Perimethylmethactrylate
b. Polymyalgicacrylate
c. Posteriormethamethylacitate
d. Polymethylmethacrylate - ANSWER-d. Polymethylmethacrylate
What carries impulses from the retina to the brain?
a. Optic nerve
b. Optic chiasm
c. Crystalline lens
d. Lacrimal gland - ANSWER-a. Optic nerve
What is the name given to the area of the retina responsible for seeing detail?
, a. Macula
b. Choroids
c. Optic nerve
d. Optic disc - ANSWER-a. Macula
What is the normal pattern of retinal blood vessels as they leave the optic
nerve head & arch around the macula called?
a. Posterior pole
b. Fundus
c. Arcades
d. Fovea centralis - ANSWER-c. Arcades
The photoreceptors are located in the retina.
a. True
b. False - ANSWER-a. True
The part of the retina responsible for sharp, clear vision is the macula.
a. True
b. False - ANSWER-a. True
What is the primary function of the inferior rectus muscle?
a. Elevate the eye