Immune System Vocab

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Across
  1. 2. released by white blood cells and macrophages; cause body temperature to increase which prevents bacteria from multiplying.
  2. 6. a large white blood cell that attacks pathogen-infected cell and cancer cells.
  3. 9. initiate chemical response
  4. 10. stimulates an immune response against an antigen
  5. 11. a series of one way vessels; carry intercellular fluid from tissues to bloodstream.
  6. 13. line body cavities; trap pathogens to keep them out of body.
  7. 14. found in the lymphatic system
  8. 16. a substance that stimulates an immune response
  9. 17. kill pathogens by puncturing cell membrane
  10. 19. solution containing a harmless version of a virus, bacterium or toxin that causes an immune response when introduced into the body.
  11. 20. an organism that causes disease
  12. 22. a process where a cell engulfs large particles or whole cells.
  13. 23. a large white blood cell that engulfs pathogens and cellular debris.
  14. 24. resistance to a certain pathogen
  15. 25. filter lymph for bacteria and tumor cells
Down
  1. 1. protein that inhibits the reproduction of viruses
  2. 3. shut down system
  3. 4. white blood cell that protects the body from reinfection by a specific pathogen.
  4. 5. produces antibodies in response to antigens
  5. 7. white blood cells engulf forgeign substances and body temperature rises.
  6. 8. largest lymphatic organ; disintegrates old red blood cells, produces lymphocytes and plasmids.
  7. 10. lymphatic tissue near back of throat; traps and removes bacteria and pathogens.
  8. 12. cytokine that causes an inflammatory response to an injury; resulting in redness, swelling, warmth and pain.
  9. 15. a cell that engulfs large particles or whole cells
  10. 18. system that has fights off invading pathogens and preventing spread of cancer.
  11. 21. which allow the body to remember and recognize previous invaders