Duodenum and proximal jejunum

Intestinum tenue

Digests and absorbs: the duodenum, jejunum and ileum in one continuous tube.

System
digestive
Region
Abdomen
Sides
Single, on the midline
Duodenum and proximal jejunum (Intestinum tenue) of the cat: a three-quarter view of the digestive.

Where it runs from and to

What this structure is anchored to at each end, and what that lets it do.

Origin
Slung from the dorsal abdominal wall by the mesentery, filling the middle and caudal abdomen.
Action
Digests and absorbs: the duodenum, jejunum and ileum in one continuous tube.
Nerve
Vagus nerve and the cranial mesenteric plexus.

Written for Vetomica in its own words from the standard reference anatomy of the cat; the books it was checked against are listed below.

Terminology

English
Duodenum and proximal jejunum
Latin (NAV)
Intestinum tenue
Status
A valid term in the Nomina Anatomica Veterinaria
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