Eustachian tubes

Eustachian Tube - a small passageway on either side of the head that connects the upper part of the throat to the middle ear. It supplies fresh air, drains fluid, and keeps air pressure between the nose and the ear at a steady level.

Source: NIDCD (NIH)1

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The eustachian tube is a small passageway that connects the upper part of the throat to the middle ear. Its job is to supply fresh air to the middle ear, drain fluid, and keep air pressure at a steady level between the nose and the ear.

Source: NIDCD (NIH)2

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Eustachian Tube: A narrow passageway that connects the upper part of the throat to the Tympanic Cavity.3

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References

  1. Source: NIDCD (NIH): nidcd.nih.gov/ glossary
  2. Source: NIDCD (NIH): nidcd.nih.gov/ health/ ear-infections-children
  3. Source: MeSH (U.S. National Library of Medicine)

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