1. Your body's control center
Nervous System
Your body's control center

2. Essential questions 1. How does my brain tell my body what to do?
2. What are the components of the nervous system?
3. How do reflexes work?
4. Why are brain injuries so serious?
5. How do I keep my Nervous system healthy?

3. Your Body's control center
The nervous system is:________________________________________________________________________________
It's job is to:
________________________________________________________________________________________

4. The Brain Your brain is the nervous system command center.
The brain interrupts electrical messages so they make sense to you .
Ex. catching a ball

5. Neurons Cells that make up the nervous system.
Three different kinds of neurons-
1. Sensory-
2. Motor-
3. Connecting neurons-
Ex. Catching a ball

6. Divisions of the nervous system
Central Nervous System (CNS)- consists of the brain and the spinal chord.
Peripheral Nervous System (PNS)- consists of nerves that branch out from the central nervous system

7. Divisions of the nervous system

8. The spinal chord
The spinal chord is:___________________________________________________________________________
Information from the PNS go to the spinal chord.

9. The spinal chord
Once messages have reached the spinal chord from the PNS one of 2 things happens: 1. 2.

10. Keeping your nervous system healthy1. 2. 3.

12. Use your journal!
> List and describe 5 of your favorite hobbies and habits. Are they based on logic or do they involve a creative aspect?