Arterioles Quiz
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Questions and Answers

What is the primary function of arterioles?

  • To regulate blood pressure through vasoconstriction and vasodilation (correct)
  • To transport deoxygenated blood to the lungs
  • To transport oxygenated blood to the body's tissues
  • To filter waste products from the blood

    • What is the media layer of arterioles composed of?

  • Adipose tissue
  • Fibrous connective tissue
  • Closely packed, helically arranged smooth muscle cells (correct)
  • Endothelial cells

    • What is the relative thickness of arteriole walls compared to the lumen?

  • Equal
  • Variable
  • Thick (correct)
  • Thin

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