Henry Gray (18251861). Anatomy of the Human Body. 1918. Diagram
showing relations of opened heart to front of thoracic wall.
Ant. Anterior segment of tricuspid valve. A O. Aorta. A.P.
Anterior papillary muscle. In. Innominate artery. L.C.C. Left
common carotid artery. L.S. Left subclavian artery. L.V. Left
ventricle. P.A. Pulmonary artery. R.A. Right atrium. R.V. Right
ventricle. V.S. Ventricular septum.