. A text-book of embryology for students of medicine [electronic resource]. Embryology; Embryology. Fig. 75.—Diagrams illustrating arrangement of primitive heart and aortic arches (modified from Allen Thomson): 1, vitelline veins returning blood from vascular area; 2, venous segment of heart-tube; 3, primitive ventricle; 4, truncus arteriosus; 5, 5, upper and lower primitive aortse; 5', 5\ continuation of double aortse as vessels to caudal pole of embryo; 6, vitelline arteries returning blood to vascular area. A B. Fig. 76.—A, heart of human embryo of mm. (His): a, truncus arteriosus; 6,
. A text-book of embryology for students of medicine [electronic resource]. Embryology; Embryology. Fig. 75.—Diagrams illustrating arrangement of primitive heart and aortic arches (modified from Allen Thomson): 1, vitelline veins returning blood from vascular area; 2, venous segment of heart-tube; 3, primitive ventricle; 4, truncus arteriosus; 5, 5, upper and lower primitive aortse; 5', 5\ continuation of double aortse as vessels to caudal pole of embryo; 6, vitelline arteries returning blood to vascular area. A B. Fig. 76.—A, heart of human embryo of mm. (His): a, truncus arteriosus; 6, primitive ventricle; c, venous segment. B, heart of human embryo of about 3 mm. (His): a, truncus arteriosus ; b, venous segment (behind); c, primitive ven- tricle (in front). the two lie almost in the same coronal plane. These rela- tions are soon altered by such a rotation around a longitudinal axis that the venous part of the heart comes to lie nearer. 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 Heisler, John Clement; Waterstone, David, former owner; Duke-Elder, Stewart, 1898-1978, former owner; University College, London. Library Services. Philadelphia : W. B. Saunders Company
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Keywords: ., bookcentury1900, bookdecade1900, bookpubli, booksubjectembryology
