Across
- 3. What your immune system tries to defend
- 4. When your body responds to viruses and becomes red and swolen
- 7. Microscopic things used to filter everything
- 9. What helps to defend against viruses
- 10. The muscular sac
- 12. The tube that carries the waste
Down
- 1. The muscular tube
- 2. The main organ used to filter the blood
- 3. A disease that affects the immune system
- 5. When your temperature rises to try to defend against viruses
- 6. What comes out
- 8. When your immune system spasms and defends against things not usually needed to be defended
- 10. The waste that's in,"What comes out"
- 11. When your body responds immediately to a virus after previously having it, making it harder for the virus to attack