What are spinal nerves and cranial nerves?
SPINAL NERVES | CRANIAL NERVES |
It arise directly from the brain and pass through separate apertures in the skull. | It is s series of the paired nerve that originates from the nerve roots of the spinal cord on both sides. |
It comprises 12 nerve pairs. | It comprises 13 nerve pairs. |
These nerves are distributed in the head, neck, and facial regions. | These nerves are distributed in the skin, sweat glands, mucosa, blood vessels, joints, and skeletal muscles. |