Template:Waterston1917 abbreviations

Figure Abbreviations

A. = Bulbar cushion A. Ao. = Aorta. A.S. = Aortic sinus. Atr. = Atrium. A.-V.V. = Atrio-ventricular valve. A.-V.B. = Atrio-ventricular bundle. A.F. = Annulus fibrosus B.C. = Bulbus cordis. B.Cu. = Bulbar cushion B. = Bulbar cushion B. B.V. = Bulbo-ventricular. C.S. = Coronary sinus. E.T. = Endothelial tube. End. Cu. = Endocardial cushions of the atrial canal. F.O.1 and F.O. II = Foramen ovale primum and secundum Inf. = Infundibulum of right ventricle. I.V.C. = Inferior vena cava. I.-V.S. = Intersepto-valvular space. I.V.F. = Interventricular foramen. L.A. = Left atrium. R.A. = Right atrium. L.C. = Lateral cusp of atrio-ventricular valve. M.C. = Medial cusp of atrio-ventricular valve. L.V. = Left ventricle. L.A.-V.O. and R. A.-V.0. = Left and right atrio-ventricular openings. L.V.O. = Left venous ostium. R.V.O. = Right venous ostium. L.V.V. and R.V.V. = Left and right venous valves. O. = Opening of sinu-atrial chamber into the right atrium. P.A. = Pulmonary artery. P.V. = Pulmonary vein. RV. = Right ventricle. R.P.V. = Right pulmonary vein. S. I. = Septum primnm atriorum. S.-A.O. = Sinu-atrial orifice. S.B. = Septum of the bulbus cordis. S.V.= Sinus venosus. S.V.C. = Superior vena cava. Sin. At. = Sinu-atrial chamber. T.A. = Truncus arteriosus. T.V. = Tensor valvulae. V.Ao. = Ventral aorta. V.C.S. = Vena cava superior.