Immune System

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Across
  1. 5. the body’s largest organ
  2. 6. a microorganism that causes disease or fermentation
  3. 7. lymph nodes in the back of your mouth; top of your throat
  4. 9. the state of coming into contact with something
  5. 12. a toxin that causes immune responses
  6. 14. a tube that carries lymph and white blood cells
  7. 17. the substance inside of bones
  8. 18. glands between the airway of the nose and the back of the throat
  9. 19. an organ next to the stomach, behind the left ribs
  10. 20. a small organ in the upper chest
Down
  1. 1. a narrow pouch that comes out from the colon
  2. 2. a number of small swellings in the lymphatic system
  3. 3. a form of preventative measure against antigens
  4. 4. the kind of defense system you were born with
  5. 8. a organ system a part of the immune system
  6. 10. a cell capable of consuming bacteria
  7. 11. groupings of lymphoid follicles
  8. 13. a blood cell made in bone marrow
  9. 15. the kind of lymph node that are in the armpit
  10. 16. involves a barrier between pathogens and susceptibles parts of the body