Across
- 5. sends messages from all your body parts to your brain
- 7. connects your peripheral nerves to your brain
- 8. system that exchanges oxygen and carbon dioxide
- 10. system that is responsible for control of the body and communication among its parts
Down
- 1. a muscle that pushes and pulls on the lungs to make them move air
- 2. carries oxygen and carbon dioxide and nutrients around the body
- 3. pumps blood through the blood vessels
- 4. the control center of the body
- 6. system that delivers oxygen and nutrients around the body
- 9. where carbon dioxide is exchanged for oxygen