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Definition of Aortic orifice
1. Noun. The orifice from the lower left chamber of the heart to the aorta.
Medical Definition of Aortic orifice
1. The opening from the left ventricle into the ascending aorta; it is guarded by the aortic valve. Synonym: ostium aortae, aortic ostium. (05 Mar 2000)
Lexicographical Neighbors of Aortic Orifice
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