The Lumbar region of the body is another name for the Abdomen. It is called the lumbar region because of the region of the spine which supports it. The organs unique to the right hand side (i.e are found only there) of the abdomen as the Liver and Gall Bladder. The other organs that are present (ones that are shared or copied in the left hand side) are 1 kidney, the Ascending Colon (including the Cecum and Appendix), half of the Transverse Colon and part of the Jejunum and ileum.... Answered by DR.MUNEEB ZAR DAULAT...