Handling of Free Hemoglobin and Heme
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Questions and Answers

What is the primary purpose of haptoglobin in handling free hemoglobin?

  • Prevent major iron losses (correct)
  • Scavenge iron
  • Complex free heme
  • Promote urine iron excretion
  • Which protein is responsible for binding free heme to prevent its toxicity?

  • Haptoglobin
  • Methemalbumin
  • Ferritin
  • Hemopexin (correct)
  • What is the primary role of methemalbumin in the blood?

  • Act as a carrier for bilirubin
  • Scavenge iron
  • Prevent major iron losses
  • Complex free heme (correct)
  • Which process involves hepatic uptake, conjugation, and biliary excretion in the context of bilirubin transport?

    <p>Hepatic bilirubin transport</p> Signup and view all the answers

    How is the iron from the heme-hemopexin complex stored after uptake by the liver?

    <p>Bound to ferritin</p> Signup and view all the answers

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