As sound levels increase in the spiral organ (of Corti),________.
A) inner hair cells stiffen the basilar membrane
B) outer hair cells bend the cilia away from the kinocilium
C) inner hair cells bend the cilia away from the kinocilium
D) outer hair cells stiffen the basilar membrane

Question

Quizplus · Accepted Answer

Outer hair cells change their length in response to sound vibrations, which in turn affects the stiffness of the basilar membrane. This action enhances the response of the inner hair cells to sound, improving the ability of the ear to distinguish different frequencies.

As Sound Levels Increase in the Spiral Organ (Of Corti),________