Vascular Access Exam Prep

Category - Vascular Access Practice Test

What is the difference between capillary blood and venous blood?
  1. There is not any difference.
  2. Capillary blood is a mixture of arterial and venous blood.
  3. Capillary blood is a mixture of capillary and arterial blood.
Explanation
Answer: B - Because a capillary network is connected to arterioles and venules, capillary blood is a mixture of arterial and venous blood, along with fluid from surrounding tissue. It contains both oxygen and carbon dioxide.
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