. The elements of embryology . Embryology. 286 THE SIXTH DAY. ["CHAP. the ductus venosus from the liver raay now be said to join the vena cava instead of being prolonged into the sinus. Whiie this growth of the vena cava is going on, the points at which the ductus Cuvieri enter into the sinus venosus are drawn in towards the heart itself, and finally these trunks fall directIj"^ and separately into the auricular cavities, and are henceforward known as the right and left vena cava superior (Fig. 90, VSM., ). There. Diagram of the Venous Ciroulation DumNO the Latee Days of Incuba
. The elements of embryology . Embryology. 286 THE SIXTH DAY. ["CHAP. the ductus venosus from the liver raay now be said to join the vena cava instead of being prolonged into the sinus. Whiie this growth of the vena cava is going on, the points at which the ductus Cuvieri enter into the sinus venosus are drawn in towards the heart itself, and finally these trunks fall directIj"^ and separately into the auricular cavities, and are henceforward known as the right and left vena cava superior (Fig. 90, VSM., ). There. Diagram of the Venous Ciroulation DumNO the Latee Days of Incubation. //. heart. right vena cava superior. left vena cava superior. The two venae cavEB superiores are the original ' ductus Cuvieri,' they still open into the sinus venosus and not independently into the heart. J. jugular vein. SU. V. superior vertebral vein. In. V. inferior vertebral vein. W. vein for the wing. , vena cava inferior, which receives most of the blood from the inferior extremities, etc. D. V. ductus venosus. portal vein. M. a vein bringing blood from the intestines into the portal vein. Of. vitelline vein. U. allantoic vein. The three last mentioned veins unite together to form the portal vein. I. liver. The remnants of the inferior cardinal veins are not 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 Foster, M. (Michael), Sir, 1836-1907; Balfour, Francis M. (Francis Maitland), 1851-1882; Sedgwick, Adam, 1854-1913; Heape, Walter, 1855-1929. London ; New York : Macmillan
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Keywords: ., bookcentury1800, bookdecade1880, bookpubli, booksubjectembryology
