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ileum
Function:
- major site of absorption of vitamin B12
- major site of resorption of bile acids in enterohepatic circulation
Arterial supply:
- via the superior mesenteric artery.
Clinical significance:
- ileal resection necessities
- monthly vitamin B12 injections
- cholestyramine for chronic watery diarrhea due to disruption of enterohepatic circulation
Related
superior mesenteric artery
General
gastrointestinal structure
References
- Mayo Internal Medicine Board Review, 1998-99, Prakash UBS (ed)
Lippincott-Raven, Philadelphia, 1998, pg 305
- NEJM Knowledge+
Component-of
small intestine; small bowel
Images
images related to ileum