Lymphatic/Immune System Crossword

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Across
  1. 3. cancer that begins in epithelial tissue
  2. 5. swelling caused by buildup of lymph fluid
  3. 7. severe, life-threatening allergic reaction
  4. 9. small lymphatic organ attached to the large intestine with immune roles
  5. 10. clear fluid that circulates through the lymphatic system carrying immune cells and waste
  6. 12. organ that filters blood, removes old cells, and helps fight infection
  7. 13. cancer of blood-forming tissues resulting in abnormal white blood cells
  8. 16. process by which cells engulf and digest particles or pathogens
  9. 18. study of the immune system
  10. 19. masses of lymphatic tissue in the throat that help trap pathogens
Down
  1. 1. cancer of the lymphatic system involving lymphocytes
  2. 2. roof of the mouth separating oral and nasal cavities
  3. 4. lymphocytes that produce antibodies to fight antigens
  4. 5. type of white blood cell involved in immune responses
  5. 6. substance that triggers an immune response
  6. 8. surgical removal of the spleen
  7. 11. lymphocytes that destroy infected cells or help regulate immune responses
  8. 13. white blood cell that helps fight infection and disease
  9. 14. gland where T cells mature and develop immune function
  10. 15. lymphatic tissue located behind the nasal cavity that helps fight infection
  11. 17. Lymph ___ small structure that filters lymph and houses immune cells