8340521
Description
Quiz by Daniel Whiting, updated more than 1 year ago
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Created by Daniel Whiting
over 7 years ago
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Question 1
Question
Our cochlear acts a little bit like a...
Answer
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Low pass filter
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High pass filter
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Band pass filter
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Coffee filter
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Fourier filter
Question 2
Question
Humans have the ability to hear sound levels ranging to over 100dB. What kind of dynamic range to individual nerve cells have?
Answer
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20-50dB
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>100dB
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50-100dB
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10-30dB
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0-80dB
Question 3
Question
In no particular order, what is the signal hierarchy in the brain for auditory stimuli?
Answer
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Auditory Nerve
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Cochlear Nucleus
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Superior Olive
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Lateral Lemniscus
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Inferior Colliculus
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Thalamus
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Auditory Cortex
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Organ of Corti
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Superior Colliculus
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Piriform Cortex
Question 4
Question
In higher frequencies, two frequencies can fit into a single bandwidth filter and be selected for. These are called..
Answer
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Unresolved harmonics
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The volley principal
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Beats
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Residue pitch
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Resolved harmonics
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Fundamental frequency
Question 5
Question
Lower frequency sounds require [blank_start]more[blank_end] intensity to be perceived as equal in loudness to higher frequencies.
Answer
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more
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less
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double
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half
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the same
Question 6
Question
The physiological mechanism for loudness is proposed to be..
Answer
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The more neighbouring neurons that are firing together result in the sound being perceived as louder.
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The faster the vibrations of the hair cells the louder the sound is perceived.
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Stronger activation of a singular tuned cell.
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Interaural differences between the ears used to calculate sound levels.
Question 7
Question
Sound localisation in the Azimuth plane is achieved by..
Answer
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Interaural time differences
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Interaural intensity differences
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The shape of the Pinnae
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The cone of confusion
Question 8
Question
Interaural time differences are processed in the [blank_start]Medial Superior Olive.[blank_end]
Interaural intensity differences are processed in the [blank_start]Lateral Superior Olive.[blank_end]
Answer
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Medial Superior Olive.
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Lateral Superior Olive.
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Lateral Superior Olive.
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Medial Superior Olive.
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