part of
part_of
part of
develops_from
develops from
develops from
cardinal vein
cardinal vein
XAO:0000052
cardinal vein (xenopus)
xenopus_anatomy
The paired main vein, departing from the sinus venous, the fused heart primordium, it runs posteriorly down length of the embryo.
UBERON:0004344
vein
venous endothelium