Body Systems

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

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