Which of the following is an accurate description of the physiologic defect caused by anemia?
1. Presence of abnormal hemoglobin
2. Decreased oxygen carrying capacity of blood
3. Increased blood viscosity
4. Depressed hematopoietic system
2
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1. The abnormal hemoglobin may be present, but it contributes to anemia and is not caused by it.
2. The lack of oxygen carrying capacity is a physiological defect caused by the anemia.
3. Anemia causes the viscosity.
4. The decrease in the hematopoietic system is caused by the lack of production, not anemia.
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