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WorksheetsLab Ex 9 Ear Final Practical Quest Review
Total questions: 17
Worksheet time: 11mins
What are the three main sections of the hearing system?
outer ear, middle ear, inner ear
ear, nerve, brain
left ear, right ear, brain
What is the middle ear filled with in a healthy ear?
endolymph
perilymph
air
water
The purpose of the ossicle bones is to transmit sound vibrations to the cochlea.
True
False
The inner ear functions in both hearing and equilibrium.
True
False
The ________________ (pinna) is the outer ear including helix and earlobe that collects sound.
tympanic membrane
ossicles
auricle
The external auditory canal contains ceruminous glands that produce...
tears
snot
ear wax
If your ossicles were removed, you would NOT be able to:
Equalize pressure on both sides of the tympanic membrane
Maintain your sense of balance
Transmit sound waves to the inner ear
Carry nerve impulses to the cerebrum
Of the following, when a sound is heard, what structure would be the first to transmit the sound wave? (1st to convert sound to mechanical vibrations)
Organ of Corti
Cochlea
Stapes
Tympanic membrane
What organ of the inner ear is NOT involved in hearing, but in equilibrium/bakance? (half loops)
Ear drum
Cochlea
Semicircular canals
_____________________ (internal auditory canal) equalizes pressure in the middle ear cavity with the external air pressure.
eustachian tube
external auditory canal
cochlea
The hard/bony covering of the semi-circular canals that is attached to the temporal bone.
membranous labyrinth
bony labyrinth
The fluid filled inner portions of the semi-circular canals.
membranous labyrinth
bony labyrinth
The _____________________ is found in the cochlea of the inner ear and in involved in hearing.
Organ of Sporti
Organ of Corti
Pinna
Auricle
The _______________________ carries the nerve impulse to the brain
optic nerve
oculomotor nerve
olfactory nerve
vestibulocochlear nerve
Do you know the 7 steps, in order, following a sound from the outer ear to the inner ear? (It's on the Sense Quest! as Order Question)
Yes
No
