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Medical Terminology
Eye and Ear Terms
60
Medical
Undergraduate 1
03/05/2007

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Term
conjunctiva
Definition
cover inner eyelid surface and anterior eye surface
Term
cornea
Definition
transparent window of the eye
Term
vitreous humor
Definition
gelatinous, fills the posterior cavity
Term
aqueous humor
Definition
watery fluid - fills the anterior chamber
Term
iris
Definition
colored ring of the eye
Term
lacrimal glands
Definition
keep the conjunctiva moistened (tear glands)
Term
optic nerve
Definition
carries information to the brain
Term
retina
Definition
contains light-sensitive receptors
Term
sclera
Definition
the "white" of the eye
Term
anterior chamber
Definition
chamber behind the cornea
Term
choroid
Definition
connective tissue behind the retina
Term
lens
Definition
muscles that cause the iris to contract
Term
pupil
Definition
allows light to pass into the eye
Term
blepharoptosis
Definition
eyelid drooping
Term
astigmatism
Definition
defective curvature of the eye's refractive surface
Term
blepharitis
Definition
eyelid inflammation
Term
cataract
Definition
reduction of lens transparency
Term
conjunctivitis
Definition
conjunctiva inflammation - "pinkeye"
Term
dacryocystitis
Definition
lacrimal sac inflammation
Term
detached retina
Definition
separation of the retina from the choroid
Term
diplopia
Definition
double vision
Term
glaucoma
Definition
loss of vision from increased ocular pressure
Term
hordeolum
Definition
meibomian gland infection - eyelid swelling
Term
hyperopia
Definition
farsightedness
Term
iritis
Definition
iris inflammation
Term
keratitis
Definition
cornea inflammation
Term
macular degeneration
Definition
deterioration of the retina - loss of central vision
Term
myopia
Definition
nearsightedness
Term
nystagmus
Definition
involuntary, rhythmic eye movements
Term
oculomycosis
Definition
fungal eye infection
Term
photophobia
Definition
abnormal fear of light
Term
presbyopia
Definition
impaired vision due to aging
Term
pterygium
Definition
abnormal fibrous tissue fold between conjunctiva and cornea
Term
retinopathy
Definition
general term for retina disease
Term
strabismus
Definition
crossed eyes - visual axes failing to meet
Term
blepharoplasty
Definition
surgical eyelid repair
Term
keratoplasty
Definition
corneal transplant
Term
ophthalmologist
Definition
treats eye and vision conditions
Term
optician
Definition
technician trained in filling prescriptions for corrective lenses
Term
optometrist
Definition
examines eyes and corrects vision problems
Term
auricle/pinna
Definition
outer, fleshy structure of the ear
Term
tympanic membrane
Definition
eardrum
Term
cerumen
Definition
earwax
Term
anacusis
Definition
total hearing loss
Term
otalgia
Definition
pain in the ear, earache
Term
otorrhagia
Definition
bleeding (or hemorrhaging) from the ear
Term
otorrhea
Definition
abnormal drainage from the ear
Term
tinnitus
Definition
ringing or buzzing sensation in the ear
Term
vertigo
Definition
dizziness (loss of coordination)
Term
cerumen impaction
Definition
excessive earwax buildup
Term
myringitis/tympanitis
Definition
eardrum inflammation
Term
otitis externa
Definition
inflammation of the external auditory canal
Term
otitis media
Definition
middle ear inflammation
Term
otosclerosis
Definition
abnormal bone formation in the inner ear
Term
presbycusis
Definition
loss of hearing due to old age
Term
audiometry
Definition
procedure measuring hearing via an audiometer
Term
myringoplasty/tympanoplasty
Definition
surgical eardrum repair
Term
myringotomy
Definition
incision into the eardrum
Term
accommodation
Definition
"focusing" of the eye
Term
dacryoadenitis
Definition
lacrimal gland inflammation
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