<prompt> The aerial supply of duodenum is are derived from ?celiac trunk and inferior mesenteric aerysuperior mesenteric aery and inferior mesenteric aeryceliac trunk and superior mesenteric aerycoeliac trunk only  <response>: The duodenum develops paly from the foregut and paly from the midgut. The opening of the bile duct into the second pa of the duodenum represents the junction of the foregut and the midgut. Upto the level of the opening, the duodenum is supplied by the superior pancreaticoduodenal aery, and below it by the inferior pancreaticoduodenal aery. Ref : B D Chaurasias Human Anatomy , seventh edition , volume 2 , pg. no., 288. fig . 20. 13 - 289 page . 