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Questions and Answers
What is the primary location of iron absorption in the human body?
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?
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?
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?
What is the name of the protein that carries iron out of the enterocytes?
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What is the form of iron that is transported out of the enterocytes?
What is the form of iron that is transported out of the enterocytes?
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