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Chapter 6
The Eat
Question | Answer |
---|---|
Ear regions | external, middle, internal |
External ear parts | auricle/pinna and external acoustic meatus |
Auricle | directs sound waves |
External acoustic meatus | passageway inward toward tympanic membrane |
Middle ear parts | tympanic membrane |
acous/o, audi/o | hearing |
aer/o | air or gas |
aur/l, ot/o | ear |
cerumin/o | wax |
myring/o, tympan/o | eardrum |
salping/o | tube |
-acusis | hearing condition |
BAEP | brainstem, auditory evoked potential |
BAER | brainstem, auditory evoked response |
ENT | ear, nose, and throat |
PE | polyethylene |
TM | tympanic membrane |
external acoustic meatus | external passage for sounds collected from the auricle to the tympanic membrane |
tympanic membrane | drum-like structure that receives sound collected in the external acoustic meatus and amplifies it through the middle ear |
Auditory ossicles | malleus, incus, stapes |
auditory/eustachian tube | tube connecting the middle ear to the pharynx |
oval window | membrane that covers the opening between the middle ear and internal ear |
perilymph | fluid that fills the bony labyrinth of the internal ear |
endolymph | fluid within the membranous labyrinth of the internal ear |