Across
- 4. cells that are usually on guard looking for any foreign material in the body
- 7. the cells that perform mercy killing on infected body cells
- 9. a response that kills the body cells that are not foreign but are infected
- 11. marks the pathogens and viruses that the macrophages can find them
- 12. provides a barrier to keep viruses outside the body
Down
- 1. an infecting unit that can mutate to get around rhe immune system's mechanism
- 2. cells that store infromation on different pathogens and how to kill them so the body can recognize and use the antibodies generated from before to get rid of them
- 3. a cell that eats bacteria and attacks foreign material
- 5. cells that create antibodies
- 6. is an immunity that contains the body's first defense that is nonspecific and does not differentiate between pathogens
- 8. cells that can differentiate between different types of pathogens
- 10. an invader that is not a part of the body