Across
- 3. breaks down food, absorbs nutrients, eliminates waste
- 6. works together to help you breathe
- 8. major organ in the respiratory system
- 12. allows movement to occur in your body
- 13. your body's first line of defense - immune system
Down
- 1. pumps blood throughout your body - respiratory system
- 2. transports oxygen, wastes, and other materials
- 4. your body's defense against viruses and disease
- 5. the skeletal system is made of these
- 7. supports your body and protects your organs
- 9. sends signals throughout your body to provide vital information
- 10. included in the digestive system
- 11. the organ in your nervous system that is similar to the nucleus