The vibration of sound waves causes the tympanic membrane, or eardrum, to move against an ossicle known as ________.

Question

Quizplus · Accepted Answer

The vibration of sound waves first causes the tympanic membrane to move, and then it moves the malleus or hammer against the incus or anvil, which in turn moves the stapes or stirrup that transmits the vibrations to the oval window of the cochlea. Option D, otolith, is not part of the middle ear and does not participate in the process of sound transmission from the outer to the inner ear.

The Vibration of Sound Waves Causes the Tympanic Membrane, or Eardrum