. Text-book of embryology. Embryology. VI AETERIES OF REPTILES 397 detail there can be seen general agreement in the fate of various aortic arches and of other parts of the primitive arterial scheme. Thus the ventral aorta is continued forwards to form the paired ventrUl (" external") carotid arteries () while the aortic roots similarly extend forwards as the dorsal ("internal") carotids (). Aortic arches I and II disappear. Arch III persists as the root of the dorsal carotid while the portion of ventral aorta behind it, when. Please note that these images are extract


. Text-book of embryology. Embryology. VI AETERIES OF REPTILES 397 detail there can be seen general agreement in the fate of various aortic arches and of other parts of the primitive arterial scheme. Thus the ventral aorta is continued forwards to form the paired ventrUl (" external") carotid arteries () while the aortic roots similarly extend forwards as the dorsal ("internal") carotids (). Aortic arches I and II disappear. Arch III persists as the root of the dorsal carotid while the portion of ventral aorta behind it, when. 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 MacBride, E. W. (Ernest William), 1866-1940; Kerr, John Graham, 1869-; Heape, Walter, 1855-1929. London : Macmillan


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Keywords: ., bookcentury1900, bookdecade1910, bookpubli, booksubjectembryology