anal canal

The terminal part of the large intestine, continuous proximally with the rectum and distally terminates with the anus. Every claim on this page comes from the Leumas anatomy graph and carries its source.

What the anal canal is

The terminal part of the large intestine, continuous proximally with the rectum and distally terminates with the anus. The atlas records it as a organ at the organ scale in the human body.

Where the anal canal is

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

What the anal canal connects to

The atlas records 21 typed relationships for it, across 7 kinds of connection. part of large intestine and anal part of perineum.

Supply and innervation

Arterial supply: inferior rectal artery and median sacral artery.

Also called

Also recorded as anal canal, anal canal viewed anatomically, anatomical anal canal, anal pad, anus and canalis analis, and 4 more. Searching any of those names reaches this page.

Source

Uberon multi-species anatomy ontology (Mungall et al.), CC BY 4.0. Term UBERON:0000159, version 2026-06-19, retrieved 2026-08-24. Licence: CC-BY-4.0.

• Part of: large intestine and anal part of perineum.
• A kind of: anatomical conduit and organism subdivision.
• contains: anal canal epithelium, anal column, anal sinus, gland of anal canal, inferior rectal artery and lumen of anal canal, and 5 more.
• Continuous with: anus and rectum.
• Supplied by: inferior rectal artery and median sacral artery.
• surrounded by: internal anal sphincter.
• flows to: rectum.

Questions

Where is the anal canal?

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

What does the anal canal connect to?

Part of: large intestine and anal part of perineum.

Is the anal canal 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.