Preferred Label : Opening of the Vena Cava;
NCIt synonyms : Foramen Quadratum; Opening of Vena Cava;
NCIt definition : The orifices through which the superior and inferior vena cava drain blood into the
right atrium.;
Origin ID : C33214;
UMLS CUI : C1518590;
Anatomic structure is physical part of
Semantic type(s)