Across
- 2. main organ of the cardiovascular system
- 4. organ of the lymphatic system
- 6. organ of the urinary system
- 7. responds to internal and external change
- 9. keeps blood supplied with oxygen
- 12. protects and supports body organs
- 13. the main organ of the skeletal system
- 15. antagonist of the tricep in muscular system
- 16. responsible for chemical digestion
- 17. returns fluids to blood vessels
- 19. transports materials in your body via blood pumped by the heart
- 20. main organs of the respiratory system
- 22. eliminates nitrogenous wastes
Down
- 1. main organ of the nervous system
- 3. breaks down food
- 5. secretes regulatory hormones
- 8. forms the external body covering
- 10. production of offspring
- 11. male organ of the reproductive system
- 14. organ of the endocrine system
- 18. allows locomotion and produces heat
- 21. organ of the integumentary system