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Questions and Answers
What gives arterial blood its bright red color?
What gives arterial blood its bright red color?
- High viscosity
- Presence of carbon dioxide
- Presence of reduced hemoglobin (Hb)
- Presence of oxyhemoglobin (HbO2) (correct)
What is the primary factor contributing to the high viscosity of blood?
What is the primary factor contributing to the high viscosity of blood?
- Low pH
- Presence of cells (mainly RBCs) and plasma proteins (correct)
- Presence of carbon dioxide
- Presence of reduced hemoglobin (Hb)
What is the approximate percentage of blood volume occupied by blood cells (RBCs, WBCs, and platelets)?
What is the approximate percentage of blood volume occupied by blood cells (RBCs, WBCs, and platelets)?
- 55%
- 60%
- 40%
- 45% (correct)
What is the pH of arterial blood?
What is the pH of arterial blood?
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What contributes to the more acidic nature of venous blood compared to arterial blood?
What contributes to the more acidic nature of venous blood compared to arterial blood?
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