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Edexcel IAL Biology 1.10 Atherosclerosis

Present the causal sequence from endothelial dysfunction to inflammatory cells and plaque, then link lumen size or compliance to pressure and tissue supply.

Syllabus
First assessment 2019
Course
Biology YBI11
Level
AS

Exam points

  • Sequence endothelial damage, inflammation and plaque build-up in an artery.
  • Explain how reduced compliance or a narrowed lumen increases cardiovascular risk.
  • Explain how a coronary stent widens the lumen and restores myocardial blood flow.

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