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