Immune System

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Across
  1. 5. immunoglobulins
  2. 7. group of proteins produced by cells as a reaction
  3. 8. substance that triggers an allergic response
  4. 12. chemical secreted by helper T cells
  5. 15. enzyme in mucus, tears and saliva
  6. 16. increased blood flow to an area
  7. 17. important phagocyte
  8. 18. process by which phagocytes destroy microorganisms
  9. 19. phagocytes that accumulate rapidly at sites
Down
  1. 1. substance secreted by irritated cells
  2. 2. any molecule that triggers an immune response
  3. 3. body's largest lymphatic organ
  4. 4. fever producing substance
  5. 5. substance produced in response to an antigen
  6. 6. severe and immediate hypersensitivity reaction
  7. 9. movement of cells out of a blood vessel
  8. 10. pyrexia
  9. 11. movement of white blood cells to an area
  10. 13. masses of lymphoid tissue
  11. 14. colorless fluid filling lymphatic capillaries