Comparison of Immune Cell Production and Antibody Types
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Questions and Answers

During the establishment of immunity, which phase takes a longer time?

  • Lag phase (correct)
  • Plateau phase
  • Decline phase
  • Exponential phase
  • Which antibody is mainly produced during the primary immune response?

  • IgM (correct)
  • IgA
  • IgE
  • IgG
  • What happens to antibody levels after the primary immune response?

  • Antibody level declines rapidly (correct)
  • Antibody levels plateau
  • Antibody levels remain high for a longer period
  • Antibody levels fluctuate randomly
  • Which antibody has the greatest affinity for the antigen?

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

    Where does the secondary immune response primarily appear?

    <p>Bone marrow, spleen, and lymph nodes</p> Signup and view all the answers

    Which type of antigen triggers the secondary immune response?

    <p>Only Thymus-dependent antigen</p> Signup and view all the answers

    What characterizes the lag phase of antibody production?

    <p>Stabilization of antibody levels</p> Signup and view all the answers

    Which phase involves the largest number of plasma cells?

    <p>Exponential Phase</p> Signup and view all the answers

    In which phase does antibody degradation exceed synthesis?

    <p>Decline Phase</p> Signup and view all the answers

    What happens during the plateau phase of antibody production?

    <p>Constant antibody levels due to equal synthesis and degradation rates</p> Signup and view all the answers

    Which immune response involves the activation of B-cells?

    <p>Primary B-cell Response</p> Signup and view all the answers

    What causes the decrease in antibody levels during the decline phase?

    <p>Exhaustion of antibody production by plasma cells</p> Signup and view all the answers

    What is the main reason for the shorter Lag phase in responding cells?

    <p>Presence of memory cells</p> Signup and view all the answers

    During which phase does the level of antibody production reach its peak faster?

    <p>Exponential phase (3-5 days)</p> Signup and view all the answers

    Which immunoglobulin is primarily produced as the first antibody?

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

    What is a characteristic of the antibody levels during the primary response compared to the secondary response?

    <p>Primary response has greater affinity for antigens</p> Signup and view all the answers

    What determines the amount of antibody produced during an immune response?

    <p>Nature of antigen</p> Signup and view all the answers

    Which phase is characterized by a rapid decline in antibody levels?

    <p>Decline phase</p> Signup and view all the answers

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