Immunology Theories and Discoveries Quiz
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Questions and Answers

Who discovered the process of immunity called phagocytosis and the cell responsible for it?

  • Robert Koch
  • Elie Metchnikoff (correct)
  • Louis Pasteur
  • Paul Ehrlich
  • What did Jenner use from a milkmaid to conduct his experiment related to smallpox resistance?

  • Cheese
  • Whey
  • Matter from the arm (correct)
  • Milk
  • Which scientist contributed to understanding humoral immunity by studying toxins and immune serum?

  • Louis Pasteur
  • Paul Ehrlich (correct)
  • Robert Koch
  • Elie Metchnikoff
  • What did Frank Macfarlane Burnet discover that was enormously significant in immunology?

    <p>Acquired immunological tolerance</p> Signup and view all the answers

    Which term meaning 'cow' is associated with the process of using cowpox to provide resistance to smallpox?

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

    What protection could be transferred passively to normal animals according to the Side chain theory?

    <p>Protection against toxins</p> Signup and view all the answers

    What is immunity defined as?

    <p>The body's ability to resist or eliminate potentially harmful foreign materials or abnormal cells</p> Signup and view all the answers

    What is the immune system composed of?

    <p>A network of cells, tissues, and organs</p> Signup and view all the answers

    What is a pathogen?

    <p>An organism causing disease to its host</p> Signup and view all the answers

    What does an antigen refer to?

    <p>A substance that is capable of stimulating an immune response</p> Signup and view all the answers

    Who is credited as the first to introduce inoculation against smallpox into England?

    <p>Lady Mary Wortley Montagu</p> Signup and view all the answers

    Who is known as the Father of Immunology?

    <p>Edward Jenner</p> Signup and view all the answers

    From where do all cells of the immune system develop?

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

    What happens when the immune system identifies a transplanted organ as foreign?

    <p>The organ is destroyed by the immune system</p> Signup and view all the answers

    Which cells immediately differentiate into plasma cells upon encountering foreign agents?

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

    What do plasma cells produce upon encountering foreign particles?

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

    Where do B cells develop?

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

    Which lineage begins with a lymphoid progenitor cell?

    <p>Lymphoid lineage</p> Signup and view all the answers

    What is the main idea behind Burnet's clonal selection theory?

    <p>Each antigen activates a specific lymphocyte to create clones for antibody production.</p> Signup and view all the answers

    What did George Snell discover that led to the major histocompatibility complex (MHC) concept?

    <p>Genetic factors determining tissue transplant possibilities.</p> Signup and view all the answers

    What is the main focus of immunochemistry?

    <p>Chemical components and properties of the immune system.</p> Signup and view all the answers

    What does serology primarily involve?

    <p>Study of serum and other body fluids.</p> Signup and view all the answers

    What does immunogenetics study?

    <p>Genetic basis of immune response.</p> Signup and view all the answers

    What is the significance of tumor immunology?

    <p>Understanding mechanisms of tumor rejection and progression.</p> Signup and view all the answers

    Where do B-cells originate and develop?

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

    Which cells differentiate into helper, cytotoxic, and regulatory cells?

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

    What initiates the differentiation of B-cells into plasma cells?

    <p>Cytokines released by helper T-cells</p> Signup and view all the answers

    Which T-cell subset is responsible for cell-mediated immunity?

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

    What is a key characteristic of plasma cells?

    <p>Secrete antibodies</p> Signup and view all the answers

    Where do T-cells differentiate into different subpopulations like memory cells and plasma cells?

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

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