umbilical vein

The umbilical vein is a blood vessel present during fetal development that carries oxygenated blood from the placenta to the growing fetus. [WP,unvetted]. Every claim on this page comes from the Leumas anatomy graph and carries its source.

What the umbilical vein is

The umbilical vein is a blood vessel present during fetal development that carries oxygenated blood from the placenta to the growing fetus. [WP,unvetted]. The atlas records it as a vein at the organ scale in the human body.

Where the umbilical vein is

It sits within the cardiovascular system. Only the system is known. The position shown carries almost no spatial information.

What the umbilical vein connects to

The atlas records 7 typed relationships for it, across 5 kinds of connection. a kind of blood vessel and vein.

Supply and innervation

This dataset asserts no arterial supply, venous drainage or innervation for the umbilical vein. Only a minority of structures carry those edges here, so an empty answer means nothing has been recorded — not that there is nothing to record.

Also called

Also recorded as vena umbilicalis. Searching any of those names reaches this page.

Source

Uberon multi-species anatomy ontology (Mungall et al.), CC BY 4.0. Term UBERON:0002066, version 2026-06-19, retrieved 2026-08-24. Licence: CC-BY-4.0.

• A kind of: blood vessel and vein.
• subtype: left umbilical vein and right umbilical vein.
• located in: mesenchyme of umbilical cord.
• overlaps: umbilical cord.
• develops into: round ligament of liver.

Questions

Where is the umbilical vein?

It sits within the cardiovascular system. Only the system is known. The position shown carries almost no spatial information.

What does the umbilical vein connect to?

A kind of: blood vessel and vein.

Is the umbilical vein the same in other species?

Leumas holds the same relationship vocabulary for every species it carries, so where another dataset records this structure you can put the two side by side on /compare.