Across
- 3. fluid waste that is stored until you go
- 4. sack that temporarily stores waste
- 6. local response to a foreign object
- 8. commonly made waste from protein
- 9. remembering something to be able to fight it
- 10. increase in normal body temperature
- 11. system body system that fights diseases
- 12. another name for a germ
- 13. tiny filters in the kidney
Down
- 1. tube from the bladder to the toilet
- 2. when the immune system kills its own cells
- 3. tubes from the kidney to the bladder
- 5. organ that filters wastes
- 7. over reaction to a harmless organism in the body