<P> Diagram showing completion of development of the parietal veins . </P> <Li> <P> The venæ cavæ and azygos veins, with their tributaries . </P> </Li> <P> The venæ cavæ and azygos veins, with their tributaries . </P> <Li> <P> Renal vein </P> </Li>

Where does the right renal vein drain into