Hyperemia and Congestion Quiz
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Questions and Answers

What is the main difference between hyperemia and congestion?

  • Hyperemia occurs in acute inflammation, while congestion occurs in chronic conditions
  • Hyperemia is an active type of increased blood flow, while congestion is a passive type due to obstructed venous flow or increased back pressure (correct)
  • Hyperemia leads to deoxygenated blood accumulation, while congestion leads to oxygenated blood accumulation
  • Hyperemia is caused by right-sided heart failure, while congestion is caused by arteriolar dilatation

    • What causes active hyperemia?

  • Right-sided heart failure
  • Obstructed venous flow
  • Chronic inflammation
  • Arteriolar dilatation due to certain mediators (correct)

    • In which condition does the affected organ appear red due to engorgement with oxygenated blood?

  • Congestion
  • Right-sided heart failure
  • Chronic inflammation
  • Active hyperemia (correct)

    • What is the main cause of active hyperemia?

    <p>Arteriolar dilatation due to certain mediators</p> Signup and view all the answers

    In which condition does congestion occur?

    <p>Right-sided heart failure</p> Signup and view all the answers

    What causes the affected organ to appear red in active hyperemia?

    <p>Engorgement with oxygenated blood</p> Signup and view all the answers

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