Anatomy
, embryology and physiology
The right colon and left colorectum have
different embryonic origins and vascular supplies
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Li F, Lai M. J Zhejiang Univ Sci B 2009;10:219–29;
Kuo B, Urma D. GI Motility online 2006. doi:10.1038/gimo6 (accessed 25-08-16).
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The right colon is supplied by branches of the superior
mesenteric artery; the left colorectum is supplied by
tributaries from the inferior mesenteric artery.
Foregut
Right colon
Midgut
Left colon
and rectum
Hindgut