_____ pairs of spinal nerves originate in the spinal cord, carrying bundles of sensory and motor neurons throughout the body.

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There are thirty-one pairs of spinal nerves that originate in the spinal cord. Each pair of nerves contains sensory and motor neurons that transmit impulses between the peripheral nervous system and the central nervous system. These nerves are named according to the region of the spinal cord from which they originate, such as cervical nerves, thoracic nerves, lumbar nerves, sacral nerves, and coccygeal nerves.

_____ Pairs of Spinal Nerves Originate in the Spinal Cord