Atherosclerosis Stages Lecture 5 Quiz
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Questions and Answers

What is the composition of atheromatous plaques?

  • Cells including variable numbers of SMCs, macrophages, and T lymphocytes (correct)
  • Calcifications in later stage plaques
  • Elastic fibers, and proteoglycans
  • Intracellular and extracellular lipids

    • What is the morphological characteristic of a fatty streak?

  • Multiple yellow, fat spots less than 1mm in diameter (correct)
  • Intimal thickening and lipid accumulation
  • White to yellow raised lesions
  • Soft, yellow, consists of cholesterol & cholesterol esters

    • What causes a red-brown color in ulcerated plaques with superimposed thrombus?

  • Intracellular and extracellular lipids
  • Proteoglycans
  • Thrombosis (correct)
  • Cholesterol & cholesterol esters

    • Which component of atherosclerotic plaques is responsible for tissue infarction?

    <p>Cells including SMCs, macrophages, and T lymphocytes</p> Signup and view all the answers

    What triggers thrombosis leading to partial or complete vascular obstruction?

    <p>Plaque erosion or rupture</p> Signup and view all the answers

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