Sound waves are amplified in the middle ear by tiny bones called the hammer, anvil and the stirrup, which serves to push against the __________ and set fluid in the cochlea in motion.
A) tympanic membrane
B) oval window
C) basilar membrane
D) auditory nerve

Question

Quizplus · Accepted Answer

The hammer, anvil and stirrup are responsible for amplifying sound waves in the middle ear. They do this by pushing against the oval window and setting fluid in the cochlea in motion. The other options listed do not play a role in the amplification of sound waves in the middle ear.

Sound Waves Are Amplified in the Middle Ear by Tiny