Final answer:
There are 31 spinal nerves, divided into different regions of the vertebral column. Each one emerges from the vertebral column through the intervertebral foramen.
Step-by-step explanation:
There are 31 spinal nerves, which are named for the level of the spinal cord at which each one emerges. The spinal nerves are divided into different regions of the vertebral column.
There are eight pairs of cervical nerves, twelve pairs of thoracic nerves, five pairs of lumbar nerves, five pairs of sacral nerves, and one pair of coccygeal nerves. Each spinal nerve emerges from the vertebral column through the intervertebral foramen at its designated level.