subclavian vein

The subclavian vein is a paired large vein, one on either side of the body. Their diameter is approximately that of the smallest finger. Every claim on this page comes from the Leumas anatomy graph and carries its source.

What the subclavian vein is

The subclavian vein is a paired large vein, one on either side of the body. Their diameter is approximately that of the smallest finger. The atlas records it as a vein at the organ scale in the human body.

Where the subclavian vein is

It sits within the cardiovascular system. Positioned deliberately as part of this species body plan.

What the subclavian vein connects to

The atlas records 12 typed relationships for it, across 3 kinds of connection. a kind of vein.

Supply and innervation

Venous drainage: anterior jugular vein, basilic vein, brachial vein, caudal humeral circumflex vein, cephalic vein and external jugular vein, and 3 more.

Also called

Also recorded as subclavian venous tree and vena subclavia. Searching any of those names reaches this page.

Source

Uberon multi-species anatomy ontology (Mungall et al.), CC BY 4.0. Term UBERON:0001587, version 2026-06-19, retrieved 2026-08-24. Licence: CC-BY-4.0.

• A kind of: vein.
• Connected to: brachiocephalic vein and axillary vein.
• drains to: anterior jugular vein, basilic vein, brachial vein, caudal humeral circumflex vein, cephalic vein and external jugular vein, and 3 more.

Questions

Where is the subclavian vein?

It sits within the cardiovascular system. Positioned deliberately as part of this species body plan.

What does the subclavian vein connect to?

A kind of: vein.

Is the subclavian 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.