There are 31 pairs of spinal nerves, forming nerve roots that branch from your spinal cord, but only 30 dermatomes. Your spinal nerves help to relay sensory, motor, and autonomic information ...

Dermatomes are areas of skin that send signals to the brain through the spinal nerves ... The part of a nerve that exits the spinal cord is called the nerve root. Damage to a nerve root can ...

Because the nerves extending from the spinal cord travel to different parts of the body, people will experience different symptoms depending on which nerve root is compressed. Thoracic ...