272411
Description
Quiz by Petite Piplup, updated more than 1 year ago
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Created by Petite Piplup
over 10 years ago
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Question 1
Question
a) How many canals are there within the cochlea?
b) What are they named?
Answer
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a) 2 b) Vestibular scala and the tympanic canal
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a) 3 b) Scala tympanic and the vestibular canal
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a) 3 b) Vestibular canal, tympanic canal and the scala media
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a) 2 b) Vestibular canal, tympanic canal and the scala media (cochlea duct)
Question 2
Question
Who two membranes separate the canals within the cochlea?
Answer
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Reissner's membrane and the Basilar membrane
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Reissner's membrane and the tympanic membrane
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Wundt's membrane and the tympanic membrane
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Wundt's membrane and the Basilar membrane
Question 3
Question
How is the cochlea organised?
Answer
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Tonotopically
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By localisation
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By amplitude
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By timbre
Question 4
Question
What is the helicotrema?
Answer
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A membrane at the end of the tympanic canal
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A small opening at the end of the vestibular canal
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A small opening at the end of the tympanic canal
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A membrane at the end of the vestibular canal
Question 5
Question
How is the mechanical energy transduced into neural energy within the organ of corti?
Answer
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Cochleic cells are pushed up, bending the stereocilia against the tectorial membrane, causing an action potential
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Cochleic cells are pushed up, bending the stereocilia against the basilar membrane, causing an action potential
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Hair cells are pushed up, bending the stereocilia against the basilar membrane, causing an action potential
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Hair cells are pushed up, bending the stereocilia against the tectorial membrane, causing an action potential
Question 6
Question
What is the function of the round window?
Answer
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To relieve the pressure in the fluid filling the vestibular and tympanic canals
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To let osmosis occur between the vestibular and tympanic canals
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To let osmosis occur between the scala media and tympanic canal
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To relieve the pressure in the fluid filling the scala media and tympanic canal
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