Across
- 4. - Blood vessel type
- 7. - Basic unit of life
- 9. - Nerve cell
- 10. - Skeletal framework
- 12. - Articulation point
- 14. - Backbone
- 15. - Blood vessel type
Down
- 1. - Filtration organ
- 2. - Control center
- 3. - Secretory organ
- 5. - Pumping organ
- 6. - Tissue for movement
- 8. - Respiratory organs
- 11. - Largest organ
- 13. - Detoxifying organ