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Dictionary

Val•sal'va maneu"ver

Pronunciation: (val-sal'vu), [key]
a forced expiratory effort against a closed glottis that decreases intrathoracic pressure, hampering venous return to the heart, and that can be used to inflate the Eustachian tubes and adjust pressure in the middle ear.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

valproic acid

valse

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