Across
- 1. breaks down food into nutrients
- 3. in control
- 8. gets rid of waste from blood with excretory system
- 9. not in control
- 12. receive and send messages to the brain to tell the body what to do
- 13. protects your internal organs
- 17. works with bones to move the body
- 18. uses blood to transfer nutrients and oxygen through the body
- 19. takes messages and tells body what to do
- 20. gets rid of waste from the blood
Down
- 2. helps the digestive system break down food
- 4. pumps blood throughout the body in the circulatory system
- 5. protects the internal organs and maintains body temp
- 6. regulates the body's growth with the endocrine system
- 7. supports and protects organs and creates blood
- 10. takes in oxygen and lets carbon dioxide out
- 11. takes in oxygen and letting out carbon dioxide
- 14. regulates the body's growth
- 15. connect muscles to skeleton
- 16. pumps blood in the muscular system