Myasthenia Gravis
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Questions and Answers

Which disease involves the production of auto antibodies that bind the acetylcholine receptor on motor end plates of muscles?

  • Lupus
  • Myasthenia gravis (correct)
  • Multiple sclerosis
  • Rheumatoid arthritis
  • What is the result of the auto antibodies binding the acetylcholine receptor?

  • Progressive weakening of skeletal muscles (correct)
  • Decreased muscle flexibility
  • Increased production of acetylcholine
  • Enhanced muscle contraction
  • What effect do the auto antibodies have on cells bearing receptors?

  • They have no effect on the cells
  • They enhance cell communication
  • They cause destruction of the cells (correct)
  • They promote cell growth
  • What is the primary target of antibodies in Goodpasture syndrome?

    <p>Lungs and kidneys</p> Signup and view all the answers

    Which subunit of type IV collagen is thought to be attacked in Goodpasture syndrome?

    <p>Alpha-3 subunit</p> Signup and view all the answers

    How is Goodpasture syndrome treated?

    <p>Medications that suppress the immune system and plasmapheresis</p> Signup and view all the answers

    What are the potential consequences of untreated Goodpasture syndrome?

    <p>Permanent lung and kidney damage, often leading to death</p> Signup and view all the answers

    Who first described Goodpasture syndrome?

    <p>Ernest Goodpasture</p> Signup and view all the answers

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