File:Waterston1917 plate01.jpg

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Plate 1

fig. 1. Ventral View of wax-plate model of heart of 3 mm embryo (2W1).

fig. 2. Ventral view of model of heart of 6 mm embryo (S1).

fig. 3. Interior of the above model.

fig. 4. Dorsal wall of distal portion of the bulbus cordis in the same model.

fig. 5. Ventral View of model of heart of 8 mm embryo ( B1).

fig. 6. View from the right of the interior of the right atrium and ventricle of the same model.

fig. 8. Interior of a model of the distal portion of the hulbus cordis of embryo M1 (9 mm) to show the endocardial cushion B, the root. of the pulmonary artery and of the aorta.

fig. 9. Ventral aspect of model of the heart of 12.5 mm embryo (S4).

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.

Reference

Waterston D. The development of the heart in man. (1917) Trans. Roy. Soc. Edin., 7(2): 258-302.

Cite this page: Hill, M.A. (2024, April 24) Embryology Waterston1917 plate01.jpg. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/File:Waterston1917_plate01.jpg

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Paper - The development of the heart in man