Embryonic capillary plexus are small blood vessels which form following aggregation of blood islands, their rapid sprouting, acquisition of a lumen, and unification. The plexus gradually take on a horseshoe shape. This plexus is formed within the first three weeks of gestation in humans.
The establishment of endothelial cells in mammals occurs via both extraembryonic and intraembryonic vasculogenesis.
Multiple AncestorsSingle AncestorNo DescendantsDevelops fromPart of Parent