Myocardial Ischemia and Thrombosis Quiz
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Questions and Answers

Which process occurs when the myocardial cells do not receive sufficient oxygen and nutrients?

  • Inhibition of ion pumps
  • Accumulation of waste products
  • Inflammatory mediator release
  • Diminished ATP production (correct)

    • What is the main cause of coronary artery obstruction mentioned in the text?

  • Blockage of coronary artery by thrombus (correct)
  • Formation of oxygen free radicals
  • Spasm of coronary artery
  • Generation of lactic acid

    • Which outcome occurs if blood flow is not restored to the myocardium in good time?

  • Edema
  • Injury (correct)
  • Acidosis
  • Apoptosis

    • What is the main consequence of inadequate oxygen and nutrients in myocardial cells?

    <p>Cell death</p> Signup and view all the answers

    Why is ischemia detrimental to myocardial cells within 10 seconds of blood flow interruption?

    <p>Inability to contract</p> Signup and view all the answers

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