Human Body Systems
Across
- 3. the main organ of the respiratory system
- 4. the bone that protects the brain
- 7. a change within the organism
- 8. change which alters matter without changing its chemical composition or the identity of the substance
- 9. controls your hormones
- 12. the most important organ in the circulatory system
- 14. produces offspring
- 15. the largest bone
- 16. the body's ability to keep the internal balance of the body stable
- 17. a push or pull that can change the position or motion of an object
- 21. protects major organs
- 23. a group of tissues make a
- 24. a group of cells make
- 26. the bone that protects the heart and lungs
Down
- 1. a group of organ systems make a
- 2. Responsible for movement
- 5. the important organ of the nervous system
- 6. the system that breaks down food
- 10. the system that helps you think
- 11. a group organs make a
- 13. what system removes waste from the body
- 18. a change in the position of an object
- 19. the funny bone
- 20. the basic unit of life
- 22. balanced;unchanging
- 25. the largest organ