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Questions and Answers
Which of the following is a distinguishing feature of small arteries?
Which of the following is a distinguishing feature of small arteries?
- Five layers of smooth muscle in the tunica media
- Prominent external elastic lamina
- Complete absence of smooth muscle in the tunica adventitia
- Highly reduced internal elastic lamina (correct)
What is the typical number of smooth muscle layers in the tunica media of small arteries?
What is the typical number of smooth muscle layers in the tunica media of small arteries?
- Three to eight (correct)
- One
- Twenty to twenty-five
- Ten to fifteen
What can be said about the external elastic lamina in small arteries?
What can be said about the external elastic lamina in small arteries?
- It is absent only in larger arteries
- It consists of smooth muscle cells
- It is thicker than the internal elastic lamina
- It is highly reduced or absent (correct)
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