Daniel Whiting
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PSY247 - Perception Quiz on Week 4 - Audition, created by Daniel Whiting on 29/03/2017.

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Daniel Whiting
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Week 4 - Audition

Question 1 of 8

1

Our cochlear acts a little bit like a...

Select one of the following:

  • Low pass filter

  • High pass filter

  • Band pass filter

  • Coffee filter

  • Fourier filter

Explanation

Question 2 of 8

1

Humans have the ability to hear sound levels ranging to over 100dB. What kind of dynamic range to individual nerve cells have?

Select one of the following:

  • 20-50dB

  • >100dB

  • 50-100dB

  • 10-30dB

  • 0-80dB

Explanation

Question 3 of 8

1

In no particular order, what is the signal hierarchy in the brain for auditory stimuli?

Select one or more of the following:

  • Auditory Nerve

  • Cochlear Nucleus

  • Superior Olive

  • Lateral Lemniscus

  • Inferior Colliculus

  • Thalamus

  • Auditory Cortex

  • Organ of Corti

  • Superior Colliculus

  • Piriform Cortex

Explanation

Question 4 of 8

1

In higher frequencies, two frequencies can fit into a single bandwidth filter and be selected for. These are called..

Select one of the following:

  • Unresolved harmonics

  • The volley principal

  • Beats

  • Residue pitch

  • Resolved harmonics

  • Fundamental frequency

Explanation

Question 5 of 8

1

Select from the dropdown list to complete the text.

Lower frequency sounds require ( more, less, double, half, the same ) intensity to be perceived as equal in loudness to higher frequencies.

Explanation

Question 6 of 8

1

The physiological mechanism for loudness is proposed to be..

Select one of the following:

  • The more neighbouring neurons that are firing together result in the sound being perceived as louder.

  • The faster the vibrations of the hair cells the louder the sound is perceived.

  • Stronger activation of a singular tuned cell.

  • Interaural differences between the ears used to calculate sound levels.

Explanation

Question 7 of 8

1

Sound localisation in the Azimuth plane is achieved by..

Select one or more of the following:

  • Interaural time differences

  • Interaural intensity differences

  • The shape of the Pinnae

  • The cone of confusion

Explanation

Question 8 of 8

1

Select from the dropdown lists to complete the text.

Interaural time differences are processed in the ( Medial Superior Olive., Lateral Superior Olive. )

Interaural intensity differences are processed in the ( Lateral Superior Olive., Medial Superior Olive. )

Explanation

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