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