Hephaestin and Ceruloplasmin Quiz
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Questions and Answers

What is the function of Hephaestin?

  • Converts Fe2+ to Fe3+ in circulation for binding apotransferrin
  • Facilitates egress of iron from tissue(s) into circulation
  • Circulates ferri oxidase that converts Fe+2 into Fe+3 for binding apotransferrin
  • Converts Fe2+ to Fe3+ at the basal surface prior to binding apo transferrin (correct)

    • What is the function of Ceruloplasmin?

  • Facilitates egress of iron from tissue(s) into circulation
  • Circulates ferri oxidase that converts Fe+2 into Fe+3 for binding apotransferrin
  • Converts Fe2+ to Fe3+ at the basal surface prior to binding apo transferrin
  • Converts Fe2+ to Fe3+ in circulation for binding apotransferrin (correct)

    • What is the link between iron deficiency and copper deficiency?

  • Copper deficiency leads to anemia
  • Administration of copper facilitates egress of iron from tissue(s) into circulation (correct)
  • Iron deficiency leads to anemia
  • Administration of iron facilitates egress of copper from tissue(s) into circulation

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