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. Chordate anatomy. Chordata; Anatomy, Comparative. THE VASCULAR SYSTEM 281 Soon after the two halves of the heart are united in the mid-ventral line, the heart itself becomes S-shaped as a consequence of its elongation in a confined space. The dorsal curve is posterior and connects directly with the paired viteUine (omphalomesenteric) and umbilical veins. The ventral curve is anterior and extends forward beneath the pharynx as the truncus arteriosus. Circulation has already begun when the heart. G H. Please note that these images are extracted from scanned page images that may have been digit
. Chordate anatomy. Chordata; Anatomy, Comparative. THE VASCULAR SYSTEM 281 Soon after the two halves of the heart are united in the mid-ventral line, the heart itself becomes S-shaped as a consequence of its elongation in a confined space. The dorsal curve is posterior and connects directly with the paired viteUine (omphalomesenteric) and umbilical veins. The ventral curve is anterior and extends forward beneath the pharynx as the truncus arteriosus. Circulation has already begun when the heart. G H. 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 Neal, Herbert V. (Herbert Vincent), 1869-1940; Rand, Herbert W. (Herbert Wilbur), 1872-1960. Philadelphia : P. Blakiston's Son & Co.
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Keywords: ., bookcentury1900, bookpublisherphi, booksubjectanatomycomparative