Across
- 3. close to heart
- 8. fight infection
- 9. destroys bacteria
- 11. redness swelling and heat
- 13. causes scabs
- 16. moisten skin and hair
- 18. connects exchanges
- 19. carries o2
Down
- 1. destroy pathegon
- 2. destroys virus
- 4. outer layer
- 5. away from heart
- 6. marks the pathogen
- 7. spot pathogen
- 10. disese causing agent
- 12. skin hair nails
- 14. cools body
- 15. inner layer
- 17. weak or dead strand of a virus