Arial supply of the duodenum is by
The superior and inferior pancreaticoduodenal aeries (from the gastroduodenal aery and SMA respectively) form an anastomotic loop between the celiac trunk and the SMA; so there is potential for collateral circulation here. The venous drainage of the duodenum follows the aeries. <img src=" /> Ref - BDC 6e vol2 pg 263
Superior mesenteric aery
Celiac aery
Inferior mesenteric aery
Both superior mesenteric and celiac aeries
Abdomen and pelvis