The membrane that is most directly responsible for the ability to discriminate different pitches of sound is the

Question

Quizplus · Accepted Answer

The basilar membrane is responsible for the ability to discriminate different pitches of sound, as it is composed of specialized hair cells that respond to specific frequencies of sound waves. As different frequencies of sound waves cause different parts of the basilar membrane to vibrate, the brain is able to interpret these vibrations as different pitches of sound.

The Membrane That Is Most Directly Responsible for the Ability