Across
- 1. connects, ecxanges
- 4. away from the heart
- 6. disease causing agent
- 9. blood cell fight infection
- 10. inner layer
- 11. reddnes swelling and heat
- 13. destroys virus
- 15. towards the heart
- 16. cause scabs
- 18. outer layer
Down
- 2. system skin, hair, nails
- 3. weak or dead strand of virus
- 4. destroys bacteria
- 5. spots pathogen
- 7. Gand moistens skin and hair
- 8. blood cell carries 02
- 12. Gland cools body
- 14. destroys pathogen
- 17. pathogen marker