Lymphatics and Immunity

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Across
  1. 4. A structure that recirculates lymph from the lymphatic circulation into the bloodstream, originating at T12 and ending at the root of the neck. (8,4)
  2. 5. A bi-lobed gland that is roughly triangular in shape and is the site for maturation of T cells. (6)
  3. 8. Disease that results in swelling of the arms or legs due to blockage of the lymphatic system. (10)
  4. 10. Fluid that surrounds the cells of the body. (12,5)
  5. 14. A clear to white fluid made up of white blood cells, especially lymphocytes. (5)
  6. 15. The largest single mass of lymphatic tissue
  7. 17. A Substance secreted by glands and deposited on the surface of the epidermal cells, where it makes a protective barrier against pathogens. (5)
  8. 18. Pump that is maintained by pressure changes that occur during inhalation. (11,4)
  9. 21. Part of a B cell clone. (6,5)
  10. 23. Organs that play an important role in the immune system. (7)
  11. 25. Produced in response to sickness. (11)
  12. 27. Immunity present at birth. (6)
  13. 28. Results in the body producing specific antibodies or T cells.(6)
  14. 29. Inflammation of the lymphatic system (12)
Down
  1. 1. Disorder in which there is a high lymphocyte count. (13)
  2. 2. Lymphatic tissue where B cells and T cells carry out immune responses. (5,4)
  3. 3. A common co-stimulator. (11, number)
  4. 6. Performed by cells such as neutrophils, macrophages and B cells. (12)
  5. 7. Disease causing organisms (9)
  6. 9. Referring to lymph nodes in the neck area. (8)
  7. 11. A non-specific defence response to tissue damage, symptoms include redness and swelling. (12)
  8. 12. An elevated body temperature that forms part of the second line of defense. (5)
  9. 13. A group of proteins released in response to the entry of some viruses. (11)
  10. 14. A cancer of the bone marrow, resulting in the formation of too many white blood cells. (8)
  11. 16. Located along lymphatic vessels. (5,5)
  12. 19. The ability to use the body's defences to ward off damage or disease. (8)
  13. 20. A substance the spleen stores. (5)
  14. 22. A type of cancer in the lymphatic system. (8)
  15. 24. Egg shaped masses of lymphatic tissue that are not encapsulated. (5,7)
  16. 26. A substance kills microorganisms or inhibits their growth. (13)