It consists of the brain, spinal cord and the retinas of the eyes. The Peripheral Nervous System consists of sensory neurons, ganglia (clusters of neurons) and nerves that connect the central ...

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 ...

Your nervous system is composed of a network of nerves and nerve cells that carry messages to and from the brain and spinal cord and the rest of the body. A nerve is a bundle of fibers that ...

These nerve pairs spread throughout your body to deliver commands from your brain and spinal cord to and from parts of your body. Diagram. The central nervous system and peripheral nervous system work ...

The spinal cord is a long bundle of nerves and cells that extends from the lower portion of the brain to the lower back. Spinal cord functions include carrying signals between the brain and the ...

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 ...

The nerves from the spinal cord extend into regions. The diagram below shows what regions of the body the nerves control. Spinal cord compression happens when there is pressure on the spinal cord.

Your brain, spinal cord, and nerves are the main parts of your nervous system. Important messages travel back and forth from your brain. They travel through your spinal cord and out to nerves that ...

your spinal cord encompasses a bundle of nerves. The stacked vertebrae of your spine keep these nerves shielded inside a protective central canal known as the spinal canal. Supporting the head and ...