The tympanic membrane, also called an eardrum, is a thin membrane that separates the external ear from the middle ear in humans and other animals. It moves sound from the air to the ossicles inside the middle ear. The malleus bone bridges the gap between the eardrum and the other ossicles.
Anatomy of the human ear.
Right tympanic membrane as seen through a speculum.
- "tympanic membrane (anatomy) -- Britannica Online Encyclopedia". britannica.com. 2012. Retrieved 29 May 2012.