鼓こ膜まく

noun

eardrum; tympanic membrane

Anatomical term for the thin membrane that separates the outer ear from the middle ear and vibrates in response to sound waves.

• 大おおきな音おとで鼓こ膜まくが破やぶれることがある。

  Loud sounds can rupture the eardrum.

• 鼓こ膜まくの振しん動どうが耳じ小しょう骨こつに伝つたわる。

  Vibrations of the tympanic membrane are transmitted to the auditory ossicles.