Medical Dictionary

sulcus terminalis

noun sulcus ter·mi·na·lis \-ˌtər-mə-ˈnā-ləs\
plural sulci ter·mi·na·les \-ˌlēz\

Medical Definition of SULCUS TERMINALIS

:  a V-shaped groove separating the anterior two thirds of the tongue from the posterior third and containing the circumvallate papillae
:  a shallow groove on the outside of the right atrium of the heart


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