because the flap looks like a drum
it's like a eardrum because in the middle air, these waves make the eardrum vibrate. The vibration of the eardrum move three tiny bones called the hammer, the anvil, and the stirrup.
tympanum.
The tympanic membrane (eardrum) is the division of the outer and middle ear. The middle ear is sometimes called the tympanic chamber, so the eardrum is officially designated to the middle ear.
The ear has a tube that equalizes the pressure in the eardrum. These tubes are known as the eustacean tubes.
tympanic mebrane
the eardrum protect the middle and inner ear.
Well in your eardrum there is a speaker
occicles
The function of the eardrum is to transmit sound and amplify vibration.
Sonic (sound) energy is related to your eardrum.
Tympanic membrane is the eardrum of a frog.
The auditory canal allows sound to get to the eardrum.