Immune System Crossword Puzzle

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Across
  1. 1. inflammation of lymphatic vessels
  2. 4. lack of white blood cells
  3. 7. inflammation of the lymph glands (lymph nodes)
  4. 8. a harmful substance which causes the body to make antibodies as a purpose to fight disease
  5. 9. a small white blood cell that plays a large role in defending the body against diseases
  6. 11. group of proteins secreted by cells infected with a virus
  7. 12. antibody-antigen reaction results in...
  8. 15. large leukocyte which consumes pathogens
  9. 16. a killed or attenuated pathogenic substance injected into a person preventatively to simulate antibody production
  10. 17. tumor of the thymus
  11. 18. antibodies are defense proteins called...
  12. 19. phagocytes release pyrogens to induce (cause)
Down
  1. 2. study of the body's protections (immune system)
  2. 3. substance capable of inducing allergies
  3. 5. responses the body makes when confronted by an irritant
  4. 6. process in which a cell consumes particles or cells
  5. 10. surgical removal of the tonsils
  6. 12. exaggerated protective (allergic) reaction
  7. 13. blood condition involving overproduction of white cells
  8. 14. white blood cells