<prompt> Which of the following is not a posterior relation of the left kidney?Psoas majorMedial arcuate ligamentSympathetic chainIlioiguinal nerve  <response>: The sympathetic chain is not a posterior relation of the left kidney. The posterior relations of the kidney are as follows: Vessels1: Subcostal vessels Ligaments 2: Medial and lateral arcuate ligaments Nerves 3: Subcostal, iliohypogastric, and ilioinguinal nerves Muscles 4: Diaphragm, psoas major, Quadratus lumborum, and transverses abdominis. The right kidney is related to the 12th rib and the left kidney is related to the 11th and 12th ribs. Ref: Grays Anatomy 41st edition Pgno: 1240 