The fluid of the cochlea vibrates in response to the sound waves transmitted to the oval window, and this vibration causes rippling in the basilar membrane that houses the auditory receptors.

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The fluid within the cochlea vibrates in response to sound waves transmitted through the oval window, causing the basilar membrane to ripple. This movement of the basilar membrane is crucial for the activation of hair cells, the auditory receptors, which then transduce mechanical sound vibrations into electrical signals for the brain to interpret as sound.

The Fluid of the Cochlea Vibrates in Response to the Sound