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Vision
Iggy Ch. 48 & 49
16
Nursing
Undergraduate 2
03/27/2010

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Cards

Term
myopia
Definition
nearsightedness
Term
hyperopia
Definition
farsightedness
Term
diplopia
Definition
double vision
Term
ptosis
Definition
drooping
Term
presbyopia
Definition
age related changes
Term
accommodation
Definition
maintaing a clear vision when the object shifts from distant to near
Term
astigmatism
Definition
refractive error, uneven curved surfaces on or in the eye, usually the cornea
Term
entropion
Definition
turning inward of the eyelid causing eyelashes to rub the eye
Term
ectropion
Definition
turning outward and snagging of the eyelid, relaxation of orbicular muscle
Term
strabismus
Definition
"cross-eyed" - eyes do not go in same direction when focusing.
Term
enucleation
Definition
surgical removal of the entire eyeball
Term
hyphema
Definition
a hemorrhage in the anterior chamber of the eye, blood vessels break from excess. force of pressure
Term
nystagmus
Definition
involuntary, rapid eye movements
Term
photophobia
Definition
abnormal sensitivity to light
Term
kertatitis
Definition
inflammation of the eye's cornea
Term
refractory
Definition
bending of light within the eye
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