Across
- 1. helps the body fight infections and diseases
- 3. helps the body intake oxygen and release carbon dioxide
- 4. helps keep the body's fluid levels balanced
- 7. helps send hormones into the body
- 9. tissues that allow the body to move
- 11. made up of all the bones in the body
- 12. things that provide structure in the body
- 13. helps the body systems communicate with one another
- 14. helps the body get rid of waste
Down
- 2. made up of the muscles in the body
- 3. helps to produce offspring
- 5. made up of the veins and arteries
- 6. made up of the intestines and stomach
- 8. helps protect the body's internal systems
- 10. group of cells that work together
