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Questions and Answers
Which of the following is the main function of hemoglobin?
Which of the following is the main function of hemoglobin?
- To take up CO2 from the tissues and deliver it to the lungs
- To take up O2 from the tissues and deliver it to the lungs
- To take up CO2 from the lungs and deliver it to tissues
- To take up O2 from the lungs and deliver it to tissues (correct)
What is the composition of hemoglobin?
What is the composition of hemoglobin?
- A heme moiety with a central hydrogen ion and four subunits of globin
- A heme moiety with a central oxygen ion and four subunits of globin
- A heme moiety with a central carbon ion and four subunits of globin
- A heme moiety with a central iron ion and four subunits of globin (correct)
Which of the following can influence how hemoglobin binds and releases oxygen?
Which of the following can influence how hemoglobin binds and releases oxygen?
- Concentration of oxygen
- Concentration of hydrogen
- Concentration of nitrogen
- Concentration of carbon dioxide (correct)
What is the clinical application of HBA1c?
What is the clinical application of HBA1c?
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Which of the following is a type of hemoglobinopathy?
Which of the following is a type of hemoglobinopathy?
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