PSY/CS330 Human Factors
5/1/00
Day 1-9
The Cochlea and Sound Transduction - 2
uAuditory Transduction
lTransduction is the conversion of energy from one form to another, e.g., sound pressure to neural impulses
lThe Traveling wave.
uWave set up by action of stapes on oval window
uPoint of Maximal Displacement depends upon the frequency of the tone.
vHigh Frequencies near the base.
vLow frequencies near the apex.
lThe shearing force
uThe traveling wave bends the basilar membrane
uThis bends the hair cells.