Across
- 2. support and protect organ create blood
- 4. heart
- 10. break down food into usable nutrients
- 13. protects internal organs
- 15. connect muscle and bones
- 17. what organs get rid of waste from your body
- 18. what transports your blood
- 19. receives and send messages to the brain
- 20. use blood to transport nutrients and oxygen
Down
- 1. what helps you grow
- 3. to regulate the body's growth
- 5. taking in oxygen
- 6. whats the major organ of circulatory
- 7. what organ in your body helps you breathe the most
- 8. whats receives the messages in nervous system
- 9. bones
- 11. functions of your muscles
- 12. get rid of waste from blood
- 14. what makes blood
- 16. involuntary