As the frequency increases, the place on the membrane that vibrates the most moves from _____.
A) the base at the end of the cochlea toward the apex at the oval window
B) the apex at the oval window toward the base at the end of the cochlea
C) the apex at the end of the cochlea toward the base at the oval window.
D) the base at the oval window toward the apex at the end of the cochlea

Question

Quizplus · Accepted Answer

The basilar membrane within the cochlea of the inner ear varies in stiffness, being stiffer at the base near the oval window and more flexible at the apex. Higher frequencies cause more vibration at the base, while lower frequencies peak towards the apex.

As the Frequency Increases, the Place on the Membrane That