Medical Dictionary

sulcus terminalis

play
noun sulcus ter·mi·na·lis \ -ˌtər-mə-ˈnā-ləs \

medical Definition of sulcus terminalis

plural sulci terminales play \-ˌlēz\
1 :a V-shaped groove separating the anterior two thirds of the tongue from the posterior third and containing the circumvallate papillae
2 :a shallow groove on the outside of the right atrium of the heart

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