Eustachian tube anatomy

The eustachian tube is the tube that runs between the middle ear and pharynx and regulates the ear pressure around the ear drum.

Update Date: 7/26/2011

Updated by: Neil K. Kaneshiro, MD, MHA, Clinical Assistant Professor of Pediatrics, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

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