Mastering the Anatomy of Small Arteries
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Questions and Answers

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?

  • Three to eight (correct)
  • One
  • Twenty to twenty-five
  • Ten to fifteen

    • 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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