Chapter 17 Ear
labyrinth
Maze like canals of the inner ear
otomycosis
abnormal condition of fungal infection in the ear.
macrotia
abnormally large ears
presbycusis
age-related hearing loss
auditory meatus
auditory canal
Eustachian tube
auditory tube
pinna
auricle; flap of the ear
postauricular
behind the ear
Acoustic neuroma
benign tumor on the auditory nerve (8th cranial nerve) that causes vertigo, tinnitus, and hearing loss
auditory canal
channel that leads from the pinna to the eardrum
vitreous humor
clear, watery fluid filling the vitreous body that fills the cavity of eyeball.
dysphonia
difficulty speaking
otic
pertaining to the ear.
stapedectomy
removal of the stapes (correct conductive deafness)
tinnitus
ringing in the ears
incus
second ossicle (bone) of the middle ear; incus means anvil
cochlea
A snail-shaped tube in the inner ear lined with sound receptors.
vertigo
Condition of dizziness, "room spinning"
tunining fork test
Test of ear conduction using a vibration source (tuning fork)
tympanic membrane
The membrane that separate the outer ear from the middle ear, also known as the eardrum.
otoscopy
Visual examination of the ear
cholesteatoma
collection of skin cells and cholesterol in a sac within the middle ear
otopyorrhea
discharge of pus from the ear
Meniere disease
disorder of the labyrinth of the inner ear; elevated endolymph pressure within the cochlea (cochlear hydrops) and semicircular canals (vestibular hydrops)
tympan/o
eardrum
salpingopharyngeal
eustanchian tube and the throat
malleus
first ossicle of the middle ear malleus means hummer
auricle
flap of the ear; the protruding part of the external ear, or pinna
myringotomy
incision of the eardrum
vestibulo
inflames the inner ear.
myringitis
inflammation of eardrum
salpingitis
inflammation of the fallopian tubes
mastoiditis
inflammation of the mastoid process ( behind the ear)
vitreous body
jelly like mass, ear conditions.
myringo/o
means ear drum
Audiometry
measurement of hearing
tympanometery
measures eardrums ability to move and gauges pressure in the middle ear
oval window
membrane that covers the opening between the middle ear and inner ear
aural
pertaining to the ear
otolaryngolosit
specialist in the ear and larynx ( upper respiratory region)
tympanoplasty
surgical repair of eardrum
ossiculoplasty
surgical repair of middle ear bone.
nasopharynx
the area directly posterior to the nose
stapes
third ossicle of the middle ear. stapes means stirrup.
semicircular canal
three canals within the inner ear that contain specialized receptor cells that generate nerve impulses with body movement
organ of corti
tissue containing the hair cells necessary for hearing
opthalmoscopy
visual examination of the interior of the eye
cerumen
waxy substance secreted by the external ear; also called earwax
