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
[{'content': 'Ligament of Treitz \nSelect and explain. \nA. Suppos DJ Flexure, B. Is at Ileocaecal junction, C. Arises from left crus of diaphragm, D. Contain smooth muscle fibres only', 'role': 'user'}, {'content': 'Answer: A \nExplanation: 1.It is a fibromuscular band to suppo the duodenojejunal flexure and arises from the right crus of the diaphragm.2.It has both the skeletal (diaphragmatic) as well as smooth (intestinal) muscles in it.3.It increases the DJ angulation and may cause paial obstruction at the site.It is also known as Suspensory ligament of the duodenum', 'role': 'assistant'}]