Across
- 3. are found throughout the body, originate from monocytes
- 9. These circulate through the body and detect abnormal cells.
- 10. defense that has memory
- 11. agents that cause disease
- 13. provide innate defense, interfering with viruses and helping activate macrophages.
- 14. discharge destructive enzymes
Down
- 1. antibodies, rather than B cells themselves, defend against pathogens
- 2. stimulate development of adaptive immunity in cells that contact the environment
- 3. “record” information to fight pathogen if it comes back
- 4. circulate in the blood and are attracted by signals from infected tissues
- 5. defense that is active immediately
- 6. substances that can elicit a response from a B or T cell
- 7. actively secrete antibodies
- 8. consists of about 30 proteins that are activated by substances on microbe surfaces.
- 12. a life-threatening condition caused by an overwhelming inflammatory response.