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Basilar
membrane vibration
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peak distance ca half octave |
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| base |
apex
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| high frequencies |
low
frequencies
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| sound entrance |
blue: passive vibration in form of a traveling wave due to basilar membrane compliance. Effect: energy absorption. Function: overload protection. |
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| start of traveling wave | ||||||
| x-axis: distance from base | ||||||
| y-axis: vibration amplitude | ||||||
| traveling wave movies | red: active vibration as an epiphenomenon due to motor activity of tuned hair cells. | |||||
| Based on the experimental data of Nilsen and Russell (2000), Kössl and Vater (2000), Olson (2001) | ||||||
| "mouse over figures" to swap them | Back to: Damping in the Cochlea, NOM Home Page |
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