Primary and Secondary Immune Response Quiz
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Questions and Answers

What is the primary antibody type secreted in the initial immune response?

  • Immunoglobulin E (IgE)
  • Immunoglobulin G (IgG)
  • Immunoglobulin M (IgM) (correct)
  • Immunoglobulin A (IgA)

    • When do peak levels of IgG occur after infection?

  • About 48 hours after infection
  • 7-10 days after infection
  • About 3 weeks after infection (correct)
  • Within a few days of infection

    • Which type of antibodies are induced in the secondary response following a booster injection?

  • IgG, IgA, and IgE (correct)
  • IgA and IgE
  • IgM and IgA
  • IgM and IgG

    • What are the two components of an immunoglobulin?

    <p>Two heavy chains and two light chains</p> Signup and view all the answers

    Which regions of the immunoglobulin are associated with the antigen binding sites?

    <p>$V_H$ &amp; $V_L$</p> Signup and view all the answers

    What is the functional unit of the muscle?

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

    What is the site of storage of Ca2+ in muscle fibers?

    <p>Sarcoplasmic reticulum (SR)</p> Signup and view all the answers

    What attaches the thick filaments to Z lines in a sarcomere?

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

    What transmits action potential from the surface of muscle fiber to inside the fiber?

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

    What is the composition of each myosin molecule?

    <p>2 heavy chains and 4 light chains.</p> Signup and view all the answers

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