1
What is true of sound?
a) it moves faster through solids
b) it moves slower in hot air
c) it moves faster in cold air
d) it moves faster in liquid
d) it moves faster in liquid
Which of the following is an example of tonotopic organization?
a) higher frequency hair cells are closer to the base of the cochlea
b) both ihc and ohc respond to low frequency sounds
c) no matter the frequency, ihc respond
d) all hair cells respond to medium frequency sounds
a) higher frequency hair cells are closer to the base of the cochlea
What causes auditory transduction?
a) sound being amplified by the ossicles
b) neural impulses traveling to the primary auditory cortex
c) the bending of stereocilia on hair cells
d) an influx of Cl- at the pinna
c) the bending of stereocilia on hair cells
what is not true of the auditory cortex?
a) it does not necessarily cause deafness
b) the primary auditory cortex is necessary for hearing
c) the primary auditory cortex is important for processing sounds
d) the auditory cortex is necessary to integrate non-auditory cues
b) the primary auditory cortex is necessary for hearing
Which part of the ear amplifies sound waves?
a) ossicles
b) oval window
c) auditory canal
d) pinna
a) ossicles
a) inner ear
b) cochlea
c) middle ear
d) outer ear
d) outer ear
Which cranial nerve is involved in audition?
a) cranvial nerve VIII
b) olfactory
c) cranial nerve V
d) trochlear
a) cranvial nerve VIII
Where does transduction of auditory stimulus occur?
a) outer hair cells
b) oval window
c) inner hair cells
d) cranial nerve V
c) inner hair cells
If a sound wave is low in frequency, how will it be perceived?
a) high in volume
b) low in pitch
c) soft in volume
d) simple timbre
b) low in pitch
If a sound wave has a high amplitude, how is it perceived?
a) low in volume
b) high in pitch
c) complex timbre
d) high in volume
d) high in volume