Chapter 12 Crossword

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Across
  1. 1. type of immunity only found in vertebrates
  2. 5. type of immunity ALL animals possess
  3. 6. type of cell that captures antigens with long "arms"
  4. 8. a systematic inflammatory response to an infection
  5. 9. abbreviation for the patterns found on potential pathogens that are targeted by PRRs
  6. 10. the ingestion or breakdown of foreign substances including bacteria
  7. 13. enzyme that breaks down bacterial cell walls
  8. 14. signal proteins to increase blood flow to an site of injury or infection
  9. 15. a fluid rich in white blood cells, dead pathogens, and cell debris from damaged tissues
Down
  1. 2. innate defense protein that activates macrophages and interferes with viruses
  2. 3. skin, mucus membranes, and secretions are examples of this type of defense
  3. 4. the "first responders" of an infection, has a segmented nucleus
  4. 7. triggers blood vessels to dilate and become more permeable to tissues
  5. 11. release antimicrobial peptides that disrupt the membranes of fungi and bacteria
  6. 12. system of 30 proteins that can be activated by substances on microbe surfaces