Across
- 1. outer layer
- 3. "clothing" of the pathogen
- 4. away from the heart
- 6. cause scabs
- 10. spot pathogen
- 14. redness, swelling, and heat
- 16. destroy virus
- 17. carries O2
- 18. destroy pathogen
- 19. Towards the heart
Down
- 2. skin, hair, nails
- 5. weak or dead strand of a weak virus
- 7. destroys bacteria
- 8. disease causing agent
- 9. cools body
- 11. connects exchanges
- 12. moisten skin and hair
- 13. fight infection
- 15. inner layer