W21: OF4013_Immune System

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Across
  1. 2. Stimulate the growth of B and T lymphocytes
  2. 5. Substance that the body recognizes as foreign
  3. 10. Produced by B cells to destroy antigens.
  4. 13. Use of vaccines
  5. 15. hypersensitivity that is life-threatening
  6. 16. Large phagocyte found in lymph nodes
  7. 17. abnormally low level of lymphocytes
  8. 19. The ability of T lymphocytes to recognize self
  9. 20. Body's ability to resist foreign organisms
  10. 21. surgery to remove the entire spleen
  11. 22. is also known as lymphatic obstruction
  12. 24. derived from the lymphatic system
  13. 25. IgA, IgE, IgG, IgM, and IgD
Down
  1. 1. Poison
  2. 3. abnormal enlargement of the spleen
  3. 4. Fluid in the spaces between cells.
  4. 6. Malignant tumor of lymph nodes and lymph tissue
  5. 7. overactive spleen
  6. 8. Mass of lymphatic tissue in the nasopharynx.
  7. 9. Proteins secreted by cytotoxic T cells
  8. 11. Malignant tumor of the thymus gland.
  9. 12. high lymphocyte count
  10. 14. absence of normal spleen function
  11. 18. allergic state with an inherited predisposition
  12. 23. immature RBC