sinus of Valsalva

noun
sinus of Val·​sal·​va | \ -väl-ˈsäl-və How to pronounce sinus of Valsalva (audio) \

Medical Definition of sinus of Valsalva

: 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 valves

called also aortic sinus

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Cite this Entry

“Sinus of Valsalva.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/sinus%20of%20Valsalva. Accessed 28 May. 2020.

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