A dermatome is an area of skin supplied by a single spinal nerve. There are 31 pairs of spinal nerves, forming nerve roots that branch from your spinal cord, but only 30 dermatomes. Your spinal nerves ...

A pinched nerve can be very painful—no matter where it’s located in your body. If you experience one in your back, it can travel to other parts of the body and cause sharp pain, tingling, numbness, or ...

Dermatomes are areas of skin that send signals to the brain through the spinal nerves. The dermatome system covers the entire body from the hands and fingers to the feet and toes. The part of a nerve ...

Spinal stenosis refers to the narrowing of the spinal canal, which is the space in the center of the vertebrae containing the spinal cord and nerve roots. At its most severe or final stage — known as ...

(a) The various types of neurons in the spinal cord are distributed according to their anatomical locations. (b) The rostral–caudal (RC) axis of the spinal cord is established by gradients of RA, FGF8 ...

A herniated disc can pinch a nerve, which causes pain, numbness, or weakness in your lower back and legs. Diagnosing a ...

What Is the Cervical Spine? Where Is the Cervical Spine Located? A long, flexible column extending through most of your upper body, the spinal column consists of seven bones called vertebrae. The ...