Nothing but the Nervous System

This is how the Nervous system works and what it does.


The Nervous System is very important in our lives. It is the main communication system of the body. It helps us move, think, and blink. Our Nervous System sends commands to the other parts of our body which make them move around. You can control it all. It helps us think. The biggest part of the brain is the cerebrum, it is 85% of the brain's weight. The cerebrum is the thinking part of the brain. Without we couldn't do those things. It can also help you stay awake. It controls the body. If we never had brains, everything in our body would stop, and it would stay like that forever.

Major Parts and How It Works

One of many major parts of the brain is the Cerebrum. The Cerebrum is the part of the brain that lets us think. The Cerebrum makes up 85% of the brains weight! It is also the biggest part of the brain. Another important part is the spinal cord. The spinal cord is the pathway for messages sent by the brain to the body and from the body to the brain. The cerebellum receives information from the spinal cord, sensory system, and other parts of the brain and then regulates movements. It is the moving part of the brain. The brain stem connects the rest of the brain to your spinal cord. The brain stem is in charge of all the functions your body needs to stay alive, like breathing air, digesting food, and circulating blood. You need to keep your brain stem safe because it is one of the most important part of the brain.

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Keeping It Healthy

There are several ways to keep your nervous system healthy. One is to exercise daily, and have a balanced diet. You can also get plenty of rest. There are many different ways to keep it healthy. You would want to keep it healthy becuase it is a very important part of your body.

Why It's Important

The Nervous System is the main part of your body. It controls everything that you do. It helps you think, move, blink, stay awake, etc. It has been controlling you your whole life. Whenever you move around or make the smallest movement or even think you using your nervous system. Your nervous system is always working. You NEED to keep it safe, wear helmets and keep your brain away from danger. You only get one so you need to protect it.


  • Autism-When the brain develops differently and has trouble doing jobs. (

  • Alzheimer Disease-when you forget simple/most things like how to use a fork. (

  • Brain Tumor-when the brain cell grow out of control, if it puts pressure on certain areas of the brain it can affect how the body works. (

  • Leighs Disease-disorder to the central brain/nervous system. (

  • Agnosia-the loss of ability to recognize people,objects, sounds, shapes, smell (


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Nothing But The Nervous System

Alexander Y.