. Elementary physiology. Physiology; Physiology. TJie Circidatory System. 117 The wall of the ventricle near the mouth of the pulmonary artery is smooth, and conical in shape {conns arteriosus)^ narrow-. FiG. 64.—Interior of the right auricle and ventricle, exposed by removal of the greater part of their right and anterior walls. (Allen Thomson.) \ I, superior vena cava ; 2. inferior vena cava ; 2', hepatic veins ; 3, septum of the auricles; 3', fossa ovalis ; the Eustachian valve is just below ; 3", aperture of the coronary sinus with its valve; +, +, right auriculo-ventricular groove, a
. Elementary physiology. Physiology; Physiology. TJie Circidatory System. 117 The wall of the ventricle near the mouth of the pulmonary artery is smooth, and conical in shape {conns arteriosus)^ narrow-. FiG. 64.—Interior of the right auricle and ventricle, exposed by removal of the greater part of their right and anterior walls. (Allen Thomson.) \ I, superior vena cava ; 2. inferior vena cava ; 2', hepatic veins ; 3, septum of the auricles; 3', fossa ovalis ; the Eustachian valve is just below ; 3", aperture of the coronary sinus with its valve; +, +, right auriculo-ventricular groove, a narrow portion of the adjacent walls of the auricle and ventricle having been preserved ; 4, 4, on the septum, the cavity of the right ventricle ; 4', large anterior papillary muscle ; 5, infundibular, 5', right, and 5", posterior or septal segment of the tricuspid valve ; 6, pulmonaiy artery, a part of the anterior wall of that vessel having been removed, and a narrow portion of it preserved at its commencement where the pulmonary valve is attached ; 7, the aortic arch close to the cord of the ductus arteriosus ; 8, ascending aorta covered at its commencement by the auricular appendix and pulmonary artery ; 9, placed between the innominate and left common carotid arteries ; 10, appendix of the left auricle ; 11,11, left ventricle. ing towards the artery. The mouth of the artery is circular, and about an inch in diameter; it occupies the summit of the. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Moore, Benjamin, 1867?-1922. New York: Longmans, Green, and Co.
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