Spinal Nerves Nervous System Anatomy Poster SetSpinal nerves nervous system Anterior view of the nerves of the human body. The 12 cranial nerves. Lateral view of the brain and spinal cord showing the 31 pairs of spinal nerves: 8 cervical, 12 thoracic, 5 lumbar, 5 sacral, and coccygeal. The parts of a neuron including a cross section of a nerve fiber. Posterior view of the spinal nerves of the human body in 7 illustration. The cranial nerves. Lateral view of the brain and spinal cord showing the 31