Across
- 5. a place where bones join together
- 8. oxygen in and carbon dioxide out of the body
- 10. group of cells and tissues that work together
- 11. waves of blood created by the heart
- 13. holds, supports, and protects the body
- 14. blood vessel that carries blood away from the heart
- 16. long strip of tough tissue that attaches muscle to bone
- 17. a group of cells that look alike to do a specific job
- 18. part of food that the body need to live and grow
Down
- 1. gets rid of waste products
- 2. works to destroy germs that get into the body
- 3. breaks down food to absorb nutrients
- 4. controls the movements of the body
- 6. a swap of an organ
- 7. moves oxygen and nutrients through the body
- 9. the movement of blood around the body
- 12. the basic unit for all life
- 15. blood vessel that carries blood back to the heart