Sounds at 1000 cycles per second vibrate the basilar membrane closer to the oval window, while sounds at 2000 cycles per second vibrate the membrane closer to the helicotrema.

Question

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The basilar membrane vibrates closer to the oval window for higher frequency sounds, such as 2000 cycles per second, and closer to the helicotrema for lower frequency sounds, such as 1000 cycles per second.

Sounds at 1000 Cycles Per Second Vibrate the Basilar Membrane