A2. There are 31 pairs of spinal nerves in the body. These include:12 thoracic spinal nerves in each side of the body, termed T1 through T128 cervical spinal nerves on each side of the spine, termed C1 through C85 sacral spinal nerves in each side, termed S1 through S55 lumbar spinal nerves on each side, termed L1 through L51 coccygeal nerve on each side, Co1