Carnegie stage 10 Latin metenteron FMA 45618 | Precursor Mesenchyme TE E5.4.9.0.2.0.1 | |
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The hindgut (or epigaster) is the posterior (caudal) part of the alimentary canal. In mammals, it includes the distal third of the transverse colon and the splenic flexure, the descending colon, sigmoid colon and rectum. In zoology, the term hindgut refers also to the cecum and ascending colon.
Contents
Blood flow
Arterial supply is by the Inferior mesenteric artery, and venous drainage is to the portal venous system. Lymphatic drainage is to the chyle cistern.
Autonomic innervation
The hindgut is innervated via the inferior mesenteric plexus. Sympathetic innervation is from the Lumbar splanchnic nerves (L1-L2), parasympathetic innervation is from S2-S4.
References
Hindgut Wikipedia(Text) CC BY-SA