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NS
clincal signs
11
Other
Graduate
03/26/2013

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Cards

Term
Nystagmus
Definition
can indicate vestibular or brainstem damage; pts that exhibit a spontaneous nystagmus most likely have some kind of pathology
Term
Emmetropia
Definition
Normal vision
Term
hyperopia
Definition
image falls behind the retina
Term
myopia
Definition
image falls in front of the retina
Term
cataract
Definition
loss of transparency of the lens
Term
glaucoma
Definition
: results from excessive intraocular p!
Term
horners syndrome
Definition
: results in persistent constriction of the pupil, drooping of the eyelid, dilated blood vessels and anhydrosis (loss of sweating) due to lesion in the sympathetic n. to the eye (usually to the cervical sympathetic chain)
Term
diplopia
Definition
“Double vision” blurring of the visual field due ocular motility dysfunction
Term
argyll robertson pupil
Definition
results in a pupil that doesn’t respond to light but does respond to accommodation-seen in syphilis
Term
night blindness
Definition
due to deficiency of vit. A which is required to form retinal for the photochemistry required in vision
Term
heminopsia
Definition
: a loss of half of the visual field of each eye
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