Anat/Phys: Ear, Hearing, Equilibrium Question Preview (ID: 41710)
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Found in the external auditory canal and produce earwax.
a) sebaceous glands
b) ceruminous glands
c) goblet cells
d) apocrine glands
What structure of the ear contains the ossicles?
a) acoustic meatus
b) external ear
c) middle ear
d) inner ear
Which structure is used to equalize pressure on either side of the tympanic membrane?
a) malleus
b) cochlea
c) oval window
d) auditory tube
Which structure is involved in static equilibrium?
a) middle ear
b) semicircular canals
c) vestibules
d) cochlea
Which structure is involved in dynamic equilibrium?
a) middle ear and vestibules
b) semicircular canals and vestibules
c) vestibules and middle ear
d) cochlea and middle ear
What are the tiny stones in the vestibule that move when the head moves?
a) calculi
b) statoliths
c) otoliths
d) crista ampullae
Which structure contains the hearing receptors or hair cells?
a) middle ear
b) semicircular canals
c) vestibules
d) cochlea
What is the name of the fluid contained in the bony labyrinth?
a) perilymph
b) endolymph
c) exolymph
d) epilymph
What is the endolymph-containing membranous labyrinth of the cochlea called?
a) crista ampullaris
b) cupula
c) maculae
d) spiral organ of Corti
Fluid waves in the endolymph of the of the inner ear vibrate the ______________ stimulating the hearing receptors.
a) basilar membrane
b) otolithic membrane
c) tympanic membrane
d) vestibular membrane
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