Surface projections of the major organs of the trunk, using the vertebral column and rib cage as main reference points of superficial anatomy. The transpyloric plane and McBurney's point are among the marked locations.  Locations of specific organs:  The following vertebral levels are generally given by the middle of the vertebral body:  The oblique fissure of the right lung goes from the spinal process of thoracic vertebra 3 towards the navel  The horizontal fissure goes along the 4