Which radioisotope is used as a tracer in nuclear scanning?

A. carbon - 14

B. uranium-238

C. technetium-99m

D. iodine-129

It would be the u ranium-238 which is among the most commonly used radioisotope as a tracer in the process of nuclear scanning. In addition, the technique is of much significance in the field of medicine because it is commonly used in diagnosing and treatment of diseases most especially the cancer cells.