The Lymphatic/Immune System

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Across
  1. 2. fluid that circulates through Lymphatic vessels
  2. 6. immune response involving T cells
  3. 7. swelling from fluid buildup
  4. 12. immune cells that kills infected or cancerous cells without prior exposure
  5. 16. blood vessel that supplies the spleen
  6. 18. type of white blood cell that produces antibodies
  7. 21. cluster of lymphatic tissue found in the throat
  8. 22. outer region of a lymph node rich in lymphocytes
  9. 23. body cells recognized as belonging to the organism
  10. 25. inner region of a lymph node where lymph exits
  11. 27. main vessel that drains lymph into the bloodstream
  12. 28. large phagocytic cell
  13. 29. organ that filters blood and helps fight infection
  14. 30. lymphatic tissue in the small intestine
  15. 32. foreign substance that triggers an immune response
  16. 36. immune response involving B cells and antibodies
  17. 39. small compartments within an organ like the thymus
  18. 40. chemical signals released by lymphocytes
Down
  1. 1. network of vessels that transports lymph
  2. 3. vessels that carry lymph away from a lymph node
  3. 4. T cells that destroy infected or abnormal
  4. 5. vessels that carry lymph into a lymph node
  5. 8. lymphatic vessels in the small intestine that absorb fats
  6. 9. indented area of an organ where vessels enter and exit
  7. 10. tonsils located at the base of the tongue
  8. 11. cells that secrete large amounts of antibodies
  9. 13. cells that give rise to lymphocytes
  10. 14. vessel that drains lymph from the upper right side of the body
  11. 15. T cell that slows or stops immune responses
  12. 17. proteins on cell surfaces used to identify self vs nonself
  13. 19. network of fibers that support lymphatic tissues
  14. 20. tonsils located on either side of the throat
  15. 24. tonsil located in the upper throat behind the nose
  16. 26. channels in lymph nodes where lymph flows and is filtered
  17. 31. lymphocyte that directly attacks infected cells
  18. 33. gland where T cells mature
  19. 34. proteins that specifically target antigens
  20. 35. small, bean-shaped structures that filter lymph
  21. 37. body's ability to resist affection and disease
  22. 38. foreign cells or substances recognized by the immune system