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