Eye and ear disorders Flashcards
Eye distance chart
Snellen chart
Rosenbaum chart
for near vision; 14” away
PERLA
pupils equal and reactive to light and accommodation
nearsighted; elongated eyeball
myopia
Visual acuity of 20/400 is considered
legally blind in NYS
tonometry
air pressure test
angiography
injects dye into eye to view vessels
Ishihara test
color blind test
farsighted, shortened eyeball
hyperopia
normal retractive condition of eye
emmetropia
Mydriatic agents do what?
dilate
corticosteroids do what?
antinflammatory
groups of ocular conditions characterized by optic nerve damage
glaucoma
test to check for optic nerve damage
tonography
cortical cataract
opacity in edges of lens
nuclear cataracts
most common; age related; clouding of lens center
posterior subcapsular cataract
starts in back of leans
floats are a sign of risk for
retinal detachment
Surgical emergency where vision is completely blackened
Retinal detachment
most common ocular disease
conjunctivitis
conjunctivitis with discharge is
bacterial
leading cause of blindness in over 60. loss of central vision
macular degeneration
dieases of bones in inner ear; stapes stop vibrating
otosclerosis
