Posterior relations of kidneys Projection of 11th rib Area for diaphragm Aorta Inf vena cava Area for diaphragm Projection Projection rib h Area for aponeurosis of Area for aponeurosis of transversus abdominal m transversus abdominal m Area for psoas major m Area for quadratus Area for quadratus lumborum m lumborum m Area for psoas major mProjection of 11th rib Area for diaphragm Projection of 12th rib Aorta Inf.vena cava Area for aponeurosis of transversus abdominal m. Area for quadratus lumborum m Area for psoas major m. Area for psoas major m. Area for quadratus lumborum m Area for aponeurosis of transversus abdominal m. Projection of 12th rib Area for diaphragm Posterior relations of kidneys