Across
- 2. the main organ of the respiratory system
- 5. the organ that removes waste and fluids from the body; humans can live with only one
- 6. empties urine from the bladder
- 8. connects the bones to each other
- 13. a long tube that breaks food down and absorbs the nutrients
- 14. the system that maintains the balance of fluids
- 15. the organ that pumps blood around the body
- 17. the kind of muscles that are found in the stomach and intestines to help with digestion
- 19. creates hormones that help with digestion and regulates blood sugar
- 21. the largest organ in the body; protects the body from radiation
- 22. the system that moves essential gases in and out of the body
- 23. the system that transports oxygen and nutrients to the entire body
Down
- 1. the system that forms the structure and movement of the body
- 3. the system that acts as a barrier for the body and maintains homeostasis
- 4. the system that produces and regulates hormones for growth and metabolism
- 7. the part of the brain that controls the body to keep homeostasis
- 8. the organ that regulates chemical levels and creates bile
- 9. the cord that carries nerve signals from the brain to the body
- 10. the system that supports the structure of the body; also creates blood cells
- 11. the system that controls all functions of the body
- 12. makes white blood cells called T-cells
- 16. the system that regulates the body fluids by removing wastes from the body
- 18. a gland that plays a major role in the growth and metabolism of the body
- 20. the system that breaks down food in order to absorb the nutrients