Chapter 9 The Immune System

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Across
  1. 3. cell that detects foreign substances in tissue spaces and releases histamine
  2. 6. ______ nodes are small masses of tissue and lymphatic vessels;contains macrophages
  3. 7. _____immunity that is dependent on T cell activation
  4. 9. _____immunity that results in activation of B cells
  5. 11. A substance that interferes with bacterial metabolism;cures bacterial disease
  6. 13. antigens taken to induce active immunity
  7. 14. foods or supplements that contain live microorganisms intentionally introduced to the body to restore the microbiome
  8. 15. substance produced by basophils and mast cells causes vasodilation
Down
  1. 1. enzyme in saliva and tears that kills certain bacteria
  2. 2. signaling molecules secreted by helper Tcells
  3. 4. resistance to disease and pathogens
  4. 5. largest lymphoid organ
  5. 8. ______ antibodies are pure preparations of identical antibodies produced in a lab
  6. 10. treatment that promotes the general responsiveness of the immune system
  7. 12. human ____ is the microorganisms that live in and on the human body