Al-Mustaqbal University College of Pharmacy: Gastrointestinal Physiology Chapter 26
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Questions and Answers

What is the primary location of iron absorption in the human body?

  • Duodenum (correct)
  • Stomach
  • Large intestine
  • Small intestine

    • What is the role of hephaestin in iron absorption?

  • It is a protein that facilitates basolateral transport of iron (correct)
  • It is an enzyme that converts Fe2+ to Fe3+
  • It is a storage protein for iron in the enterocytes
  • It is a transporter that carries iron out of the enterocytes

    • What is the normal plasma iron level in men?

  • 100 μg/dL
  • 110 μg/dL
  • 150 μg/dL
  • 130 μg/dL (correct)

    • What is the name of the protein that carries iron out of the enterocytes?

    <p>Ferroportin 1</p> Signup and view all the answers

    What is the form of iron that is transported out of the enterocytes?

    <p>Fe2+</p> Signup and view all the answers

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