Passavant's cushion

Passavant's cushion definition - medical

Pas·sa·vant's cushion (păsˈə-văntsˌ)

noun
A prominence on the posterior wall of the nasal pharynx formed by contraction of the superior constrictor of the pharynx during swallowing.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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