63 terms

Special Senses (ear)

Medical terms of the special senses (ear)
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auricle; pinna
cartilaginous flap; directs sound waves
external auditory canal
cilia helps direct sound waves, ceruminous glands produce cerumen, protect and lubricate the ear
cerumen
earwax
tympanic membrane
eardrum; transmits sound waves to the middle ear
MIddle ear
malleus, incus, stapes
eustachian tube
connects to middle ear to pharynx, equalizes pressure between the middle ear & inner ear
oval window
separates the middle ear from the inner ear
vestibule
central part of the inner ear; located next to the stapes; important for maintaining balance
semicircular canals
continuous with the vestibule; filled with fluid needed for balance and equilibrium
cochlea
spiral/ snail-shaped structures; contains auditory fluids
organ of corti
converts sound wave vibrations into nerve impulses
acoustic nerve
carries nerve impulses to the brain
acoustic
pertaining to hearing
audiologist
individual who specializes in evaluating hearing potential & loss
audiology
study of hearing
auditory
pertaining to hearing
cochlear
pertaining to the cochlea
otologist
physician specialist who studies and treats disease of the ear
otology
study of the ear
otorhinolaryngologist
physician specialist who studies and treats disease of the ear, nose, and throat
otorhinolaryngology
study of the nose, throats and throat
otoscope
instrument for visualization of the ear
acoustic neuroma
benign tumor of the acoustic nerve
cholesteatoma
slow-growth cystic mass or tumor made of epithelial cell debris & cholesterol commonly occurring in the middle ear
conductive deafness
hearing loss caused by impaired transmission of sound waves through the middle or external ear
impacted cerumen
excessive accumulation of cerumen (earwax)
labyrinthitis
inflammation or infection of the inner ear
Meniere's disease
chronic inner ear disease with excessive accumulation of fluid in the inner ear
myringitis
inflammation or infection of the tympanic membrane (eardrum)
otalgia
pain in the ear; earache
otitis externa
inflammation of the external ear canal; commonly called "swimmer's ear"
otitis media
infection and inflammation of the middle ear; commonly called a middle ear infection
otomycosis
fungal infection of the external auditory meatus (opening)
otorrhea
discharge or drainage from the ear
otosclerosis
hardening of the ear; specifically the stapes
presbycusis
impaired hearing due to the aging process
sensorineural deafness
loss of hearing due to impaired or damaged auditory nerve cells or tissue
serous otitis media
middle ear infection characterized by an accumulation of serous (clear) fluid
suppurative otitis media
middle ear infection characterized by the presence of purulent fluid (pus-filled fluid)
tinnitis
ringing sensation in the ears
tympanitis
inflammation of the eardrum
vertigo
dizziness; a sense of spinning around
audiogram
graphic record of hearing
audiometry
measurement of the sense of hearing
myringoplasty
surgical or plastic repair of the eardrum
myringotomy
incision into the eardrum
myringotomy & tubes
incision into eardrum and insertion of tubes in order to allow drainage of fluid
otoplasty
surgical or plastic repair of one or both ears
otoscopy
visualization and examination of the tympanic membrane using an otoscope
Rinne test
examination that compares bone and air conduction of sound waves using a vibrating tuning fork
stapedectomy
excision of the stapes
tympanoplasty
surgical or plastic repair of the eardrum or tympanc membrane
tympanotomy
surgical incision of the tympanic membrane
Weber test
examination of auditory acuity to determine if a hearing deficit is conductive or sensorineural
AC
air conduction
AD
Right ear
AS
left ear
AU
each ear
BC
bone conduction
EENT
eyes, ears, nose, throat
ENT
ears, nose, throat
TM
tympanic membrane
BOM
bilateral otitis media (double ear infection)