Across
- 2. the basic structural unit for engulfing bacteria inside macrophages
- 3. molecules that macrophages recognize as foreign
- 9. proteins on antigen-presenting cells that help inform helper T cells
- 10. a cell that engulf bacteria using phagocytosis
- 12. the process of engulfing bacteria into a vesicle
- 13. molecule presenting antigens to killer T cells
- 14. the system that provides immediate defense against invaders
Down
- 1. immune system molecules that help direct T cells responses by secreting cytokines
- 4. cells in the bloodstream that mature into macrophages
- 5. the process of fluid leaking into tissues causing swelling
- 6. proteins that bind to antigens t neutralize them
- 7. proteins secreted by immune cells to facilitate communication
- 8. the cells from which all blood cells stem
- 11. a type of immune system that adapts to specific invaders