Across
- 1. system that carries signals to and from the brain
- 4. system that supports the body and protects organs
- 7. tissue made up of neurons
- 10. tissue that lines the inside and outside of your body
- 15. system whose function is to create offspring
- 16. system that makes and circulates white blood cells to fight infection
- 17. system that makes hormones to regulate body functions
- 18. system that defends the body from foreign invaders
- 19. muscle found only in your heart
Down
- 2. muscle tissue that lets you voluntarily control movement
- 3. involuntary muscle found in organs
- 5. system responsible for movement
- 6. system that breaks down food so the body can use the nutrients
- 8. system that moves blood throughout the body
- 9. system that takes in oxygen and removes carbon dioxide from the body
- 11. system that protects the body from the outside environment
- 12. system that filters blood and removes waste
- 13. tissue that holds the body together
- 14. tissue that is made of cells that are able to contract