Across
- 2. Region of antibody that can bind to receptors on cell surfaces
- 4. Feature of adaptive immune system that includes having the ability to distinguish between diverse molecular entities and respond only to those that are specifically necessary
- 6. Region of antibody that can bind to antigens
- 7. T-cell that destroys virus-infected cells
- 11. bacteria
- 13. Vesicle that contains
- 15. To "tag" an invader for destruction
- 17. Immune system that takes time to develop
- 18. Macrophages produce and secrete _____
- 19. Process in which a macrophage ingests an invader and destroys it
- 21. T-cell that secretes cytokines that affect other immune cells
Down
- 1. T-cells that keeps the immune system from overreacting
- 3. and enzymes that
- 5. Vesicle/pouch inside a macrophage
- 8. Immunization of an individual by antigen administration
- 9. Bodily system that drains lymph fluid
- 10. Immunization through the transfer of a specific antibody from someone immunized to someone non-immunized
- 12. Immune system that defends body from invaders that breaches the skin or mucous
- 14. Cells that macrophages and other cells come from
- 16. Type of cells that have already been activated and experienced
- 20. Immunization in which immunity is obtained by the transfer of immune cells
