<prompt> The vessel which needs to be ligated in a patient with a bleeding peptic ulcer isGastroduodenal aerySuperior pancreatico-duodenal aeryLeft gastric aeryLeft gastroepiploic aery  <response>: The most common site of bleeding from a peptic ulcer is the duodenum. Gastroduodenal aery, which is the common source of major bleedingBailey and love pg: 1126 