1. Nervous System Is the body’s control center. Carries messages to and from the brain. Carries messages to and from the brain. Controls senses, thoughts, movements and bodily functions. Controls senses, thoughts, movements and bodily functions. Neurons are the cells that make up the nervous system Neurons are the cells that make up the nervous system They send and receive information in the form of tiny electrical charges.

2. Nervous System Central nervous system Consist of the brain and the spinal cord. Consist of the brain and the spinal cord. Peripheral nervous system Consist of the nerves that connect the central nervous system to all parts of the body. Consist of the nerves that connect the central nervous system to all parts of the body.

3. Nervous System The brain is the command center or coordinator of the nervous system. The brain receives and screens information, then sends messages to other body parts. The brain receives and screens information, then sends messages to other body parts. Cerebrum-is the largest part of the brain. Processes thoughts Processes thoughts Interprets information from the sense organs. Interprets information from the sense organs. Controls voluntary muscle movement. Controls voluntary muscle movement. Cerebellum-maintains balance and coordination.

4. Nervous System Brain stem-connects the brain to the spinal cord. Controls involuntary muscle movement such as breathing. Controls involuntary muscle movement such as breathing.

5. Nervous System Spinal cord-long bundle of neurons that relays messages to and from the brain and all parts of the body.

6. Problems Of The Nervous System Injuries Head, neck and back injuries can lead to paralysis. Head, neck and back injuries can lead to paralysis.Disorders Multiple sclerosis is a disorder that causes damage the protective outer coating of some nerves, prevents them from transmitting signals. Multiple sclerosis is a disorder that causes damage the protective outer coating of some nerves, prevents them from transmitting signals.

7. Problems Of The Nervous System Cerebral palsy-a group of disorders caused by damage or injury to the brain as it is developing. Cerebral palsy-a group of disorders caused by damage or injury to the brain as it is developing.Infections Polio Polio Rabies Rabies Meningitis Meningitis Drug and alcohol use

8. Caring For Your Nervous System Protect yourself from disease. Wear a helmet when needed. Play it safe, follow the rules. Lift properly, use your legs. Observe all safety rules. Avoid drugs and alcohol.