crista palatopharyngea

crista palatopharyngea
[TA] palatopharyngeal ridge: a horizontal ridge that appears on the posterior wall of the pharynx during swallowing, produced by contraction of the palatopharyngeal sphincter; it also occurs during speech in persons with cleft palate. Called also pharyngeal ridge and Passavant bar, cushion, pad, or ridge.

Medical dictionary. 2011.

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Look at other dictionaries:

  • Passavant bar — crista palatopharyngea …   Medical dictionary

  • Passavant cushion — crista palatopharyngea …   Medical dictionary

  • Passavant pad — crista palatopharyngea …   Medical dictionary

  • pharyngeal ridge — crista palatopharyngea …   Medical dictionary

  • Passavant bar (cushion pad ridge) — Pas·sa·vant bar (cushion, pad, ridge) (pahsґə vahnt) [Philip Gustav Passavant, German surgeon, 1815–1893] crista palatopharyngea …   Medical dictionary

  • palatopharyngeal ridge — Passavant ridge crista palatopharyngea …   Medical dictionary

  • palatopharyngeal sphincter — a transverse band of muscle fibers in the posterior wall of the pharynx, derived from the superior constrictor or palatopharyngeus muscle, which contracts during swallowing to form the crista palatopharyngea; it also contracts during speech in… …   Medical dictionary

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