Immune System Structures and Cells

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Across
  1. 2. filters bacteria from food
  2. 3. destroy invaded cells
  3. 4. identify the antigen once presented by the macrophages
  4. 6. where T cells mature
  5. 9. formed from clones of B cells
  6. 10. start the immune response, found all over the body
  7. 14. remember past infections in body, formed from clones of B cells
  8. 15. form a protective ring
Down
  1. 1. stop the immune response once infection/virus is under control
  2. 5. mature in the bone marrow
  3. 7. eat and digest the antigen and present it on the cell membrane
  4. 8. filters blood
  5. 11. where B cells mature
  6. 12. connect and carry items to the lymph nodes
  7. 13. general term for all WBC fighting diseases