Velopharyngeal closure pattern exerted by contraction of the pharyngeal constrictor muscle in dogs.

Abstract

OBJECTIVE This study was performed to investigate aspects of velopharyngeal closure demonstrated by movements of the parapharyngeal wall under various physiological conditions and especially the stimulation of several intrapneumonal receptors. MATERIALS AND METHODS Fifteen mongrel dogs were anesthetized and a nasopharyngeal fiberscope was inserted from… (More)

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