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Questions and Answers
What distinguishes small arteries from arterioles?
What distinguishes small arteries from arterioles?
- The size of the lumen
- The number of smooth muscle cell layers in the tunica media (correct)
- The presence of endothelial cells
- The thickness of the tunica adventitia
What is the maximum number of smooth muscle cell layers in the tunica media of a small artery?
What is the maximum number of smooth muscle cell layers in the tunica media of a small artery?
- 8 (correct)
- 4
- 1
- 2
What is the main difference between arterioles and small veins?
What is the main difference between arterioles and small veins?
- The number of smooth muscle cell layers in the tunica media (correct)
- The presence of endothelial cells
- The size of the lumen
- The thickness of the tunica adventitia
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