Immune and Lymphatic Systems

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Across
  1. 1. When monocytes move from the bloodstream into the body tissues
  2. 3. Cells involved in immune surveillance, the process of detecting and destroying foreign cells in the body
  3. 7. White blood cells
  4. 9. Proteins that act as antibodies
  5. 12. Key protein involved in blood clotting
  6. 13. Disease-causing microor-ganism
  7. 16. Red blood cells
  8. 19. Blood platelets
  9. 20. A protein manufactured by the immune system when the immune system detects an antigen
  10. 21. cells Attach themselves to antigens and kill them
  11. 22. Makes up a large portion of the proteins in plasma
Down
  1. 2. Secrete chemicals to attack disease-causing parasites
  2. 4. Helps to maintain the proper amount of water in the blood
  3. 5. Cells that destroy harmful pathogens
  4. 6. A protein that allows red blood cells to transport oxygen and carbon dioxide through the blood as the cells travel through the circulatory system
  5. 8. Cells Slow or stop the activity of B or T cells once a foreign invader has been con- trolled or destroyed
  6. 10. Bone marrow cells with very large nuclei
  7. 11. Immunity Is the type of immunity with which you were born
  8. 14. cells Aid B lymphocytes in recognizing antigens and stimulating antibody production
  9. 15. Plays an important role in blood clotting
  10. 17. Substance that is harmful
  11. 18. Large, single- nucleus phagocytes that ingest and dis- pose of dead or dying cells and tissues
  12. 20. active immunity Developed when the body’s immune system is exposed to and learns to defend against one type of pathogen