colon in dogs

A portion of the large intestine before it becomes the rectum. In mammals, the colon is the most part of the large intestine, excluding the vermiform appendix, the rectum and the anal canal. Every claim on this page comes from the Leumas anatomy graph and carries its source.

What the colon is

A portion of the large intestine before it becomes the rectum. In mammals, the colon is the most part of the large intestine, excluding the vermiform appendix, the rectum and the anal canal. The atlas records it as a organ at the organ scale in the dog.

Where the colon is

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

What the colon connects to

The atlas records 17 typed relationships for it, across 6 kinds of connection. part of digestive tract, large intestine and organ.

Supply and innervation

Venous drainage: ileocolic vein.

Also called

Also recorded as large bowel, posterior intestine and hindgut. Searching any of those names reaches this page.

Source

Uberon multi-species anatomy ontology (Mungall et al.), CC BY 4.0. Term UBERON:0001155, version 2026-06-19, retrieved 2026-08-24. Licence: CC-BY-4.0.

• Part of: digestive tract, large intestine and organ.
• A kind of: anatomical structure.
• contains: ascending colon, caecum, colonic epithelium, colonic mucosa, descending colon and muscle layer of colon, and 3 more.
• flows to: rectum and caecum.
• contributes to morphology of: large intestine.
• Drained by: ileocolic vein.

Questions

Where is the colon?

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

What does the colon connect to?

Part of: digestive tract, large intestine and organ.

Is the colon the same in other species?

This page describes the dog. The human record of the same structure sits beside it on /compare, over one shared model rather than two atlases built separately.