hearing Flashcards
1
Q
transmisson of hearing
A
external auditory meatus
tympanic membrane
round window
maleus, incus, stapes
oval window
cochlea
perilymph, endolymph
basilar membrane
inner hair cell
kinocilia and stereocilia link cells
open k+ channels
influx of k+ ( more in endolymph )
positive charge influx
depolarisation.
graded potential
spiral ganglion
final AP.
2
Q
auditory cortex
A
41, 42
3
Q
wernike area
A
22, understanding speech
4
Q
defect of wernekie
A
sensory aphasia, fluent and nonsense
5
Q
broca’s area
A
44, motor speech
6
Q
defect of broca’s
A
motor aphasia, not able to say words
7
Q
association area of wernike and broca
defect?
A
arcuate fasiculus
conduction aphasia
8
Q
angular gyrus
defect?
A
word memory
anomic aphasia
9
Q
travelling wave theory
A
apex: low frequency
base: high frequency
10
Q
A
