Glossary of Medical Terms

Our online medical glossary of medical terms and definitions includes definitions for terms related to treatment, and general medicine


The anterosuperior portion of the left ventricle of the heart immediately adown the aortic orifice, having fibrous walls and affording room for the segments of the closed aortic valve. Synonym: Sibson's aortic vestibule, vestibulum aortae.
RNA, complementary   RNA-dependent ATPase   RNA-directed DNA polymerase   RNA, double-stranded   RNA editing   RNA enzyme   RNA, fungal   RNA, guide   (1)
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