Despite blockage of the celiac trunk, the organs receiving their blood supply from the trunk continue to operate normally. This is due to anastomoses between which vessels?: (A) Left gastroepiploic aery and right gastroepiploic aery, (B) Left gastroepiploic aery and right hepatic aery, (C) Proper hepatic aery and gastroduodenal aery, (D) Superior pancreaticoduodenal aery and inferior pancreaticoduodenal aery
Answer is D. The superior pancreaticoduodenal aery is a branch of the gastroduodenal aery, which is a branch of the common hepatic aery, itself a branch of the celiac trunk. The inferior pancreaticoduodenal aery is a branch of the superior mesenteric aery.