Across
- 3. Precursor to macrophages
- 5. Natural killer cell, T cell, and B cell
- 8. Cells that contain hemoglobin protein
- 9. Bacteria,viruses,fungi,parasites are classes of
- 10. Can't reproduce on their own
- 11. B cell doubles in size/divide into 2 cells
- 12. Bind to unwanted attackers
- 14. Motivate NK cells to kill; blank receptor
- 16. Contribute to anaphylactic shock
- 17. Process of emptying granules
- 19. Professional killers with a short lifetime
Down
- 1. Basophils, neutrophil, eosinophils all this
- 2. All lymphocytes are also blank
- 4. Fragments of complement proteins used as
- 6. Encourage NK cells not to kill;blank receptor
- 7. Long projections on dendritic cells
- 13. Positive feedback between NK cells and blank
- 15. Facilitate communication within immune system
- 18. Binds to ICAM and causes neutrophils to stop
- 20. Engulfs invaders
