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12 Cards in this Set
- Front
- Back
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What is within the membranous labyrinth?
a. Lymph b. Blood c. Endolymph d. Perilymph e. Air |
c. Endolymph
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What is within the bony labyrinth?
a. Lymph b. Blood c. Endolymph d. Perilymph e. Air |
Perilymph
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Which contains endolymph?
a. Scala vestibuli b. Scala tympani c. Cochlear duct d. Both a and b e. All a, b, and c |
c. Cochlear duct
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Where are the sensory receptors for hearing? a. Saccule
b. Utricle c. Organ of Corti d. Semicircular canals e. Both a and b |
c. Organ of Corti
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Where are the sensory receptors for movement?
a. Saccule b. Utricle c. Organ of Corti d. Semicircular canals e. Both a and b |
d. Semicircular canals
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Where are the sensory receptors for position?
Where are the sensory receptors for position? a. Saccule b. Utricle c. Organ of Corti d. Semicircular canals e. Both a and b |
e. Both a and b
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What structure is shaped like a snail shell?
a. Saccule b. Utricle c. Organ of Corti d. Semicircular canals e. Cochlea |
e. Cochlea
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Where is the organ of Corti?
a. Saccule b. Utricle c. Crista ampullaris d. Semicircular canals e. Cochlea |
e. Cochlea
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What sensation does the crista ampullaris recognize?
a. Sound b. Position c. Movement d. Vibration e. All of the above |
c. Movement
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Which cell type is the receptor cell within the organ of Corti?
a. Cells of Hensen b. Hair cells c. Inner border cells d. Outer phalangeal cells e. Inner pillar cells |
b. Hair cells
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Which of the following structures connects the middle ear to the nasopharynx
A. External auditory meatus B. Auricle C. Cochlea D. Vestibule E. Eustachian tube |
E. Eustachian tube
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A 66-year-old male presents to the clinic with a complaint of not being able to hear the beeping of his microwave oven when it signals completion of it's heating cycle. Knowing that the "beeping" is high pitched and the age of the individual, you suspect hearing loss in this patient that is typically associated with aging. This type of hearing loss is related to which one of the following alterations in the ear?
A. Fibrosis of the tympanic membrane B. Hypersecretion of cerumen in the external auditory meatus C. Ankylosis of the stapes at the oval window D. Loss of cochlear hair cells |
D. Loss of cochlear hair cells
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