Your central nervous system is made up of two parts: your brain and your spinal cord .
Your brain is Part One of your central nervous system (CNS). It’s the processing center of your body. It helps you direct your body to do all the things you want it to do—seeing, paying attention, reading, feeling, riding your bicycle, driving, playing the piano, and so on. For an interactive tour that shows you which behaviors and activities are controlled by which parts of your brain, click here .
Your spinal cord is Part Two of your CNS. It helps you control your muscles and sends messages from your brain to other parts of your body.
Your CNS is well protected—by your skull and the bones in your spine. But when you do receive an injury and experience another type of problem, the swelling that can occur must be relieved quickly or the enclosed spaces provided by your skull and spine can make the situation worse. Read more here .
And because the CNS is so powerful and its cells are so very specialized, when you injure some part of it or have other problems with it, you must almost always have the help of specially trained and experienced surgeons and nurses to help you recover.