Across
- 2. process regulated by the endocrine system
- 4. breathe, respiratory system
- 7. lymph nodes
- 9. regulates water, electrolyte, and acid-base balance of the blood
- 10. bones, cartilage, joints
- 12. carries oxygen, carbon dioxide, nutrients
- 14. keeps blood constantly supplied with oxygen and removes carbon dioxide
- 15. in the skeletal system, teeth
- 17. fast-acting control system of the body
- 19. pumps blood
Down
- 1. heart and blood vessels
- 3. helps regulate body temperature
- 5. nervous system, think
- 6. eliminated undigested food as solid waste
- 8. allow movement
- 11. process regulated by the endocrine system
- 13. inhale, respiratory system
- 16. external body covering
- 18. producing of offspring