Chapter 13

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Across
  1. 6. Thought to use cowpox to prevent smallpox in 1796)
  2. 7. B cell activation involves T cell stimulation
  3. 8. are a subset against primarily intracellular pathogens.
  4. 9. are the key players of adaptive (acquired) immunity.20-40% of all leukocytes (WBCs)
  5. 11. have antibody receptors (BCRs)
  6. 13. recognize antigen presented via MHC II or MHC I and express CD4 or CD8 modulate the immune response, including by limiting chronic inflammatory diseases
  7. 14. have T cell receptors (TCRs)
  8. 15. (a.k.a. TH cells)recognize antigen presented via MHC II and also express CD4.“The Conductors” of the “Immune System Orchestra”
Down
  1. 1. is any immunity obtained by inoculation with selected antigens/parts of a microbe, or in some cases, the entire microbe.
  2. 2. are substances that can elicit a response from a B or T cell.
  3. 3. recognize antigen presented via MHC I and express CD8 directly destroy cells they recognize, which are often virus-infected cells.
  4. 4. (from the Latin vacca = cow)
  5. 5. “record” information to fight pathogen if it comes back.
  6. 8. are a subset leading to a humoral response.
  7. 10. are a subset that contribute to protection at mucosal surfaces.
  8. 12. is a “Y-shaped” protein molecule with: two identical heavy chains.two identical light chains.