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In the human there are 31 pairs of spinal nerves, one on each side of the vertebral column. These are grouped into the corresponding cervical, thoracic, lumbar, sacral and coccygeal regions of the spine.
The 31 pairs of spinal nerves are: 1  8 cervical (C1-C8) nerves emerge from the cervical spine; cervical means of the neck (there are 8 cervical nerves, but only 7 cervical vertebra) 2  12 thoracic (T1-T12) nerves emerge from the thoracic spine; thoracic means of the chest.