Dermatomes Diagram | 合法醫療器材資訊網

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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.

Your spinal nerves help to relay sensory, motor, and autonomic information between the rest of your body and your central nervous system (CNS).

So why are dermatomes important? How many are there? And where can they be found? Continue reading as we answer these questions and more.

Each of your dermatomes is supplied by a single spinal nerve. Let’s take a closer look at both of these components of the body.

Spinal nerves are part of your peripheral nervous system[1] (PNS). Your PNS works to connect the rest of your body with your CNS, which is made up of your brain and spinal cor...