The mesentery of small intestine, along its attachment to the posterior abdominal wall, crosses all of the following structures except
The root of mesentery lies on the right side of abdominal cavity and crosses right gonadal vessels (not left). The root of the mesentery lies along a line running diagonally from the duodenojejunal flexure on the left side of the second lumbar veebral body to the right sacroiliac joint. It crosses over the third (horizontal) pa of the duodenum, aoa, inferior vena cava, right ureter, right gonadal vessels and right psoas major. It does not cross the left ureter, left gonadal vessels or superior mesenteric aery. Contents of the mesentery include: Superior mesenteric vessels (jejunal and ileal branches) Nerves related to the superior mesenteric plexus Lymphatics and regional lymph nodes Connective tissue and fat
Left gonadal vessels
Third pa of duodenum
Aoa
Right ureter
Mesentry, neurovascular bundle