File:Hand-book of physiology (1892) (14578561379).jpg

Identifier: handbookofphysio00bake (find matches)
Title: Hand-book of physiology
Year: 1892 (1890s)
Authors: Baker, W. Morrant, (William Morrant), 1839-1896 Harris, Vincent Dormer Kirkes, William Senhouse, 1823-1864. Hand-book of physiology. 13th ed
Subjects: Physiology Human physiology
Publisher: London : John Murray
Contributing Library: Francis A. Countway Library of Medicine
Digitizing Sponsor: Open Knowledge Commons and Harvard Medical School

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6, placed in the interior ofthe pulmonary 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 semilunar valvesare attached; 7, concavity of the aortic arch close to the cord of the ductus arteriosus;8, ascending part or sinus of the arch covered at its commencement by the auricularappendix and pulmonary artery ; 9, placed between the innominate and left carotidarteries ; 10, appendix of the left auricle ; 11, n, the outside of the left ventricle, thelower figure near the apex. (Allen Thomson.) is of oval form, and admits three fingers. Various veins, includingthe coronary sinus, or the dilated portion of the right coronaryvein, open into this chamber. In the appendix are closely set 174 CIKCULATION OF THE BLOOD. (ch. VI. elevations of the muscular tissue covered with endocardium, andon the anterior wall of the auricle are similar elevations arrangedparallel to one another, called musculi pectinati.
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Fig. 148.—The left auricle and ventricle opened and a part of their anterior and left wallsremoved. £.— The pulmonary artery has been divided at its commencement; theopening into the left ventricle is earned a short distance into the aorta betweentwo of the segments of the semilunar valves; and the left part of the auricle with itsappendix has been removed. The right auricle is out of view. 1, the two right pul-monary veins cut short; their openings are seen within the auricle ; 1, placed withinthe cavity of the auricle on the left side of the septum and on the part which forms theremains of the valve of the foramen ovale, of which the crescentic fold is seen towardsthe left hand of 1; 2, a narrow portion of the wall of the auricle and ventricle preservedround the auriculo-ventricular orifice; 3,3, the cut surface of the walls of the ventricle,seen to become very much thinner towards 3 , at the apex ; 4, a small part of the anteriorwall of the left ventricle which has been preser

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