Immune Crossword

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Across
  1. 2. marker protein the body identifies as self or nonself
  2. 4. defense such as sweat, tears, stomach acid
  3. 7. potential disease causing agent
  4. 8. type of immunity when you get sick and make antibodies
  5. 9. when white cells engulf a pathogen
  6. 13. filters lymph fluid
  7. 14. the first time the body encounters a pathogen
  8. 15. large filter of blood, located near stomach
  9. 16. fluid that leaks from blood vessels
  10. 17. produced during an allergy by the body
  11. 18. swelling of tissue due to increase of cell activity
  12. 19. where white blood cells are produced
Down
  1. 1. type of immunity given with a vaccine
  2. 3. defense such as the skin
  3. 5. made by b-cells to neutralize pathogens
  4. 6. immune response where memory cells are active
  5. 10. when the body attacks its own tissues
  6. 11. where white blood cells mature
  7. 12. type of t-cell that slows the immune response