The aerial supply of duodenum is / are derived from ?

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 Chaurasia's Human Anatomy , seventh edition , volume 2 , pg. no., 288. ( fig . 20. 13 - 289 page ).