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29 Cards in this Set

  • Front
  • Back
achromatopsia
congenital deficiency in color perception; complete color blindness
chalzion
small tumor on eyelid
conjunctivitis
inflammation of conjunctiva with vascular congestion, pink eye
convergence
medial movement of two eyeballs
D
diopter
measurement of refractive error
ectropion
eversion, outward turning, of edge of lower eyelid
Em
emmetropia
state of normal vision
entropion
inversion of edge of lower lid
epiphorra
abnormal overflow of tears
exophthalmos
protrusion of eyeball/s
hordeolum
swelling of one of several sebaceous glands of eye
metamorphopsia
visual distortion of objects
nyctalopia
night blindness
nystagmus
involuntary eye movements
papilledema
edema and hyperemia of optic disc, choked disc
photophobia
intolerance to light
presbyopia
loss of accomodation of crystalline lens, old age
retinopathy
disorder of retinal blood vessels
tachoma
conjuctivitis, leads to blindness
anacusis
complete deafness; anacusia
conduction impairment
blocking of sound waves
labyrinthitis
inflammation of inner ear
meniere disease
disorder of labyrinth that leads to progressive loss of hearing
NIHL
noise-induced hearing loss
destruction of hair cells
otitis externa
infection of external auditory canal
presbycacusis
impairement of hearing resulting from old age
pressure-equalizing (PE) tubes
tubes inserted through tympanic membrane, treat chronic otitis media
tinnitus
perception of ringing
vertigo
dizziness