The major portion of the middle ear, consisting of a narrow air-filled cavity in the temporal bone that contains the bones of the middle ear.
- Tympanic membrane
The eardrum, a thin membrane that serves as a partition between the external ear and the middle ear and transmits the motion of sound waves to the chain of bones in the middle ear.
a distension of the abdomen caused by accumulation of gas in the intestinal tract or peritoneal cavity.
Prefix indicating a relationship to the eardrum (tympanic membrane), as in tympanometry (a test that measures the function of the middle ear).
A test that measures the function of the middle ear. Tympanometry works by varying the pressure within the ear canal and measuring the movement of the eardrum (tympanic membrane).
A surgical operation to correct damage to the middle ear and restore the integrity of the eardrum.