Comparative Study of Inferior Vena Cava in Human Being and Sheep

in the present work, it was observed that the tunica intima consisted of flat endothelial cells, together with subendothelial connective tissue and internal elastic lamina.it was found that the internal elastic lamina.it was found that the internal elastic lamina of the upper part of the human inferior vena cava was thicker and more wavy than that of the middle and lower parts.