<P> Organs that have been successfully transplanted include the heart , kidneys , liver , lungs , pancreas , intestine , and thymus . Tissues include bones , tendons ( both referred to as musculoskeletal grafts ) , corneae , skin , heart valves , nerves and veins . Worldwide , the kidneys are the most commonly transplanted organs , followed by the liver and then the heart . Corneae and musculoskeletal grafts are the most commonly transplanted tissues ; these outnumber organ transplants by more than tenfold . </P>
of the organs that are suitable for transplant which is the most commonly transplanted
the kidneys