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Questions and Answers
Which of the following is NOT a characteristic of red blood cells (RBCs)?
Which of the following is NOT a characteristic of red blood cells (RBCs)?
- Lifespan: 90 days (correct)
- Volume: 80 to 100 fL
- Size: 6 to 8 µm in diameter
- Shape: biconcave
What is the function of the pallor area in RBCs?
What is the function of the pallor area in RBCs?
- To carry and deliver oxygen
- To prevent lysis
- To provide an energy source
- To enable the red cells to stretch and pass through narrow capillaries and vessels (correct)
Which type of RBCs has a volume lower than 80 fL?
Which type of RBCs has a volume lower than 80 fL?
- Normocytic
- Microcytic (correct)
- Macrocytic
- None of the above
What is the main function of hemoglobin in RBCs?
What is the main function of hemoglobin in RBCs?
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What happens to RBCs as they age?
What happens to RBCs as they age?
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