quiz

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Across
  1. 7. – Fluid circulating within lymphatic vessels (5 letters)
  2. 8. – Adaptive immunity gained through vaccination (10 letters)
  3. 10. – Class of antibody involved in allergic reactions (3 letters)
  4. 12. – Large molecules recognized by the immune system (7 letters)
  5. 13. – A group of proteins enhancing phagocytosis (9 letters)
  6. 14. – Hormone-like proteins secreted to regulate immune response (8 letters)
  7. 15. – Largest lymphatic duct (8 letters)
  8. 17. – Mucus-producing lymphatic tissue at the back of the tongue (7 letters)
  9. 18. – Physical barrier, first line of defense (4 letters)
Down
  1. 1. – The process by which antibodies bind to antigens, neutralizing them (12 letters)
  2. 2. T LYMPHOCYTES – Cells that directly destroy cells displaying specific antigens (13 letters)
  3. 3. – Lymphatic organ located in the abdomen, filters blood (6 letters)
  4. 4. – Body’s ability to resist damage from pathogens (7 letters)
  5. 5. – Class of immunoglobulin found in secretions like saliva (3 letters)
  6. 6. – Cells that engulf and destroy foreign substances (11 letters)
  7. 9. – Gland that produces and matures lymphocytes (6 letters)
  8. 11. KILLER CELLS – Cells that recognize and destroy tumor cells (15 letters)
  9. 12. – Molecule triggering an immune response (7 letters)
  10. 16. – First antibody produced in response to an antigen (3 letters)