NERVOUS SYSTEM

2. The loss of the ability to move parts of the body due to nervous system injury
3. Chemicals that help carry messages between neurons
5. Nutrients that help maintain the health of neurons
7. Branch-like structures that receive signals from other neurons
9. The part of the brain that controls balance and coordination
10. A long fiber that carries messages away from the cell body
13. The bundle of nerves that runs from the brain down the back
14. Cells in the nervous system that transmit electrical signals
18. The system of nerves that branch out from the spinal cord
19. Cells that send electrical signals throughout the body
20. The largest part of the brain, responsible for thinking and voluntary movements

1. A bundle of nerves that connects the brain to the body
4. The ability to stay upright and steady
6. The main part of a neuron that contains the nucleus
8. The tiny gap between neurons where messages are transmitted
11. The system made up of the brain and spinal cord
12. The control center of the body, responsible for processing information
15. The body system that controls all body functions, actions, and reactions
16. The part of the brain that controls automatic functions like heartbeat
17. Quick, automatic reactions that do not involve the brain