The Immune System

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Across
  1. 2. gathers information to fight pathogens if it comes back
  2. 4. interferes with viruses and helps activate macrophages
  3. 8. an immediate active defense upon infection
  4. 12. first on the scene to fight infection
  5. 14. this includes the skin and mucous membranes
  6. 15. receptor that matures in the thymus
Down
  1. 1. key players in the adaptive immunity
  2. 3. agents that cause disease
  3. 5. detect abnormal cells, stop the spread of cancerous cells
  4. 6. involves a specific response to a pathogen and slower to develop
  5. 7. a small part of an antigen that binds to an antigen receptor
  6. 9. instead of B cells, antibodies defend against pathogens
  7. 10. throughout the body and originate from monocytes
  8. 11. recognize antigen presented through MHC & directly destroy cells
  9. 13. an example of a systemic inflammatory response