<prompt> Ligament of TreitzSuppos DJ FlexureIs at Ileocaecal junctionArises from left crus of diaphragmContain smooth muscle fibres only  <response>: 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 