Across
- 4. the fluid that circulates oxygen through the body
- 6. system that controls the body
- 11. Any living things
- 12. the movement of blood through the body
- 13. Part of the respiratory system; used for breathing
- 15. system that supports and protects the body
- 19. system that pumps blood and oxygen
- 20. system that processes food and nutrients
- 21. Group of similar organs to help organisms live
Down
- 1. processes food and absorbs nutrients
- 2. system that allows the body to breath
- 3. connects parts of the body to the brain
- 5. breaking down food for energy
- 7. system that allows the body to move
- 8. the central organ in the circulatory system
- 9. main organ in the central nervous system that allows us to think and live
- 10. Make up the skeletal system; gives support and protection
- 14. movement of blood through the body
- 16. processes food after it leaves the esophagus
- 17. the ability to do work
- 18. completes digestion by removing food