Across
- 2. skeletal system
- 5. ball and socket joint
- 7. pivot joint
- 10. digestive system
- 11. respiratory system
- 12. the skeleton inside the body
- 15. to help movement in water
- 18. one cell
- 19. heart,lungs etc
Down
- 1. reproductive system
- 3. the skeleton outside the body
- 4. hinge joint
- 6. muscular system
- 8. muscles are attached to the ones by
- 9. many cell
- 13. nervous system
- 14. a group of cells that performs a job together
- 16. excretory system
- 17. gliding joint