Ch 13 crossword EMC

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Across
  1. 2. treating a patient with antibodies for an immediate but temporary effect against a pathogen
  2. 5. recognizes antigen presented via MHC I and expresses CD8. Directly destroys cells they recognize
  3. 8. subset of helper T cells that help produce a humoral response
  4. 9. recognizes antigen presented via MHC I and II, expresses both CD4 and CD8, and modulates the immune system
  5. 10. produced an early version of a "vaccine" by using cowpox to immunize against smallpox
  6. 11. region of antigen receptor that varies greatly among B/T cells and gives specificity to different antigens
  7. 13. substance that can elicit a response from B cells and T cells
  8. 15. type of response produced by B cells and the antibodies they produce, binding to pathogens to mark them for elimination
Down
  1. 1. B cell that "records" information to fight pathogens if they come back
  2. 3. presents antigens to cytotoxic T cells
  3. 4. B cell that actively secretes antibodies
  4. 6. subset of helper T cells that help protect mucosal surfaces
  5. 7. region of antigen receptor that varies very little among B/T cells
  6. 12. small accessible part of an antigen that binds to antigen receptor
  7. 14. subset of helper T cells that fight against intracellular pathogens
  8. 16. presents antigens to helper T cells