Sinus of Valsalva

Sinus of Valsalva
/suy"neuhs euhv val sal"veuh/, Anat.
any of the pouches of the aorta and the pulmonary artery opposite the flaps of the semilunar valves into which blood returning to the heart flows, closing the valves.
[see VALSALVA'S MANEUVER]

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Universalium. 2010.

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Look at other dictionaries:

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  • sinus of Valsalva — sinus of Val·sal·va väl säl və n any one of the pouches of the aorta and pulmonary artery which are located behind the flaps of the semilunar valves and into which the blood in its regurgitation toward the heart enters and thereby closes the… …   Medical dictionary

  • sinus of valsalva — välˈsälvə Usage: usually capitalized V Etymology: after Antonio M. Valsalva died 1723 Italian anatomist : any one of the pouches of the aorta and pulmonary artery which are located behind the flaps of the semilunar valves and into which the blood …   Useful english dictionary

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  • Valsalva maneuver — A maneuver in which a person tries to exhale forcibly with a closed glottis (the windpipe) so that no air exits through the mouth or nose as, for example, in strenuous coughing, straining during a bowel movement, or lifting a heavy weight. The… …   Medical dictionary

  • Valsalva — Antonio Maria Valsalva (1666–1723) Antonio Maria Valsalva (* 17. Juni 1666 in Imola; † 2. Februar 1723 in Bologna) war ein italienischer Anatom und Chirurg. Inhaltsverzeichnis …   Deutsch Wikipedia

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