This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Abdomen and pelvis, Subject name: Anatomy
Root of mesentery doesn't cross the following 
Select and explain. 
A. Right ureter, B. Abdominal aoa, C. Inferior vena cava, D. Second pa of duodenum
D: Second pa of duodenum
Answer: D: Second pa of duodenum 
Explanation: The mesentery of the small intestine arises from the root of the mesentery and is the pa connected with the structures in front of the veebral coloumn. The root is narrow and is directed obliquely from the duodenojejunal flexure at the left side of the second lumbar veebrae to the right sacroiliac aiculation. The root of the mesentery extends from the duodenojejunal flexure to the ileocaecal junction. This section of the small intestine is located centrally in the abdominal cavity and lies behind the transverse colon and the greater omentum. Structures passed by root of mesentry ref - BDC 6e vol2 pg235