Across
- 3. major organs
- 9. -major organ
- 10. system cardiac muscle,smooth muscle,skeletal muscle,tendons
- 11. Systems get rid of waste from blood
- 13. system taking in oxygen and letting out carbon dioxide
- 15. major organ
Down
- 1. major organ
- 2. system protects internal organs
- 4. major organ
- 5. system receives and sends messages to the brain
- 6. System -uses blood to transport nutrients and oxygen
- 7. major organ
- 8. System regulates the body's growth
- 12. System breaks down food
- 14. system support and protects bone