Immune System Crossword

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Across
  1. 3. Blood-filtering organ that destroys old red blood cells
  2. 6. Waterproof barrier which secretes oil
  3. 8. Assist in the traping of foreign particles
  4. 10. Include Lymphocytes like t-cells
  5. 13. Made up of proteins that complements antibodies
  6. 14. Spongy tissue in bones
  7. 15. Specialized cells in the spleen to weaken bacteria
Down
  1. 1. Monitors your blood content and makes T-cells
  2. 2. Organ with an unknown purpose
  3. 4. System that manages the fluid levels in the body
  4. 5. Helps the body to fight microbes
  5. 7. ______ System that defends body against infection
  6. 9. Reside in your blood to destroy germs
  7. 11. Small hairs in the nose
  8. 12. Large clusters of lymphatic cells situated at the pharynx