Natural Killer Cells Quiz
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Questions and Answers

Which cells produce highly reactive oxygen species during an oxidative burst?

  • Neutrophils (correct)
  • Basophils
  • Eosinophils
  • Mast cells
  • Which cells are involved in allergic reactions such as hay fever?

  • Mast cells
  • Neutrophils
  • Eosinophils (correct)
  • Basophils
  • Which cells are phagocytic and involved in antigen presentation?

  • Basophils
  • Neutrophils
  • Dendritic cells (correct)
  • Eosinophils
  • Which cells are part of the innate immune system?

    <p>Natural killer cells</p> Signup and view all the answers

    Which branch of the immune system is responsible for causing fevers?

    <p>The innate immune response</p> Signup and view all the answers

    What is the main advantage of the adaptive immune response?

    <p>It can recognize almost an infinite number of specific antigens</p> Signup and view all the answers

    Which type of white blood cell is responsible for phagocytosis?

    <p>Neutrophils</p> Signup and view all the answers

    Where does hematopoiesis primarily take place?

    <p>Bone marrow</p> Signup and view all the answers

    Which cells release cytotoxic granules to kill target cells infected with intracellular organisms or cancer cells?

    <p>Natural killer cells</p> Signup and view all the answers

    Which cells can bind directly to an antigen without the need for presentation on an MHC molecule?

    <p>B cells</p> Signup and view all the answers

    Which cells help coordinate the efforts of macrophages and B cells by secreting cytokines?

    <p>Helper T cells</p> Signup and view all the answers

    Which cells kill target cells that present a specific antigen on an MHC-1 molecule?

    <p>Macrophages</p> Signup and view all the answers

    Which type of immune response is immediate but non-specific and lacks memory?

    <p>Innate immune response</p> Signup and view all the answers

    What happens if a pathogen is a virus living and replicating in the cytoplasm of infected cells?

    <p>CD8 positive T cells will kill infected cells</p> Signup and view all the answers

    What happens to most B and T cells as the invading pathogen dies off?

    <p>They turn into memory B and T cells</p> Signup and view all the answers

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