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Tympanic Membrane (Eardrum)


Updated April 15, 2009

Tympanic Membrane (Eardrum)
Photo © A.D.A.M.
Definition: The tympanic membrane is the thin piece of tissue that separates the external structures of the ear from the middle and inner ear. Also called the eardrum, the tympanic membrane receives sound and carries the vibration to the tiny bones inside the ear.
Also Known As: Eardrum
Common Misspellings: timpanic membrane
Using a cotton swab to clean the ear can damage the tympanic membrane.

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