body systems
Across
- 1. sends messages to the whole body
- 3. the basic unit of life
- 6. a group of cells
- 9. skin
- 10. bones
- 12. protects heart and lungs
- 13. funny bone
- 15. a group of tissues
- 17. helps you move
- 20. a group of organs
- 21. breaks down food
- 23. keeps the body alive
- 25. balanced,unchanging
- 26. pumps blood
Down
- 2. carry's blood to the heart
- 4. helps you breathe
- 5. insulin
- 7. largest organ
- 8. produces hormones
- 11. a group of organ systems
- 14. nose,lungs
- 16. longest bone
- 18. controller of the organism
- 19. removes waste
- 22. protects the brain
- 24. digest food