Immune & Lymphatic System

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Across
  1. 4. duct/runs up through the chest and empties into the blood through a large vein near the left side of the neck
  2. 5. immunity/a type of general protection
  3. 6. nodes/like the body's military intelligence system
  4. 7. kill bacteria, viruses, or infected cells
  5. 9. proteins that stop infections from spreading by trapping disease causing germs & destroying them
  6. 11. lymphatic duct/collects lymph from the right side of the neck, chest, and arm and empties into a large vein near the right side of the neck
  7. 14. the body to an antigen in a way that doesn't make someone sick
  8. 15. clear, watery fluid that follows through its own vessels branching throughout the body
  9. 17. bacteria
  10. 18. bacteria
  11. 19. nodes/small, round bumps in the body that may get swollen when sick
Down
  1. 1. in the upper left part of the body under the ribcage
  2. 2. immunity/develops throughout out lives
  3. 3. system/an extensive drainage network
  4. 8. immunity/"borrowed" from another source & it lasts for a short time
  5. 10. doctors check for swollen lymph nodes in the neck when someone has a sore throat
  6. 12. the body's soldiers
  7. 13. type of white blood cell
  8. 16. toxins/produced by different organisms