Passavant cushion
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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
cushion — In anatomy, any structure resembling a pad or c.. anal cushions vascular prominences formed by clusters of normally sacculated veins of the superior rectal venous plexus, fed by arteriovenous anastomoses that cause their … Medical dictionary
Passavant — Philippas G., German physician, 1815–1893. See P. bar, P. cushion, P. pad, P. ridge … Medical dictionary
ridge — 1. A (usually rough) linear elevation. SEE ALSO: crest. 2. In dentistry, any linear elevation on the surface of a tooth. 3. The remainder of the alveolar process and its soft … Medical dictionary
isthmus — 1. A constriction in the embryonic neural tube delineating the anterior portion of the rhombencephalon, the future metencephalon, form the more rostrally located mesenephalon. 2. SYN: rhombencephalic i.. [G. isthmos] i. of aorta SYN … Medical dictionary
pad — 1. Soft material forming a cushion, used in applying or relieving pressure on a part, or in filling a depression so that dressings can fit snugly. 2. A more or less encapsulated body of fat or some other tissue serving to fill a space or act as a … Medical dictionary
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 … Medical dictionary
