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2.2.4 Coronary heart disease: a non-communicable disease
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How coronary heart disease reduces oxygen supply

How coronary heart disease reduces oxygen supply

Cross-sections comparing a healthy coronary artery with a coronary artery narrowed by fatty material, showing reduced blood flow and oxygen supply

The coronary arteries branch from the aorta and supply the heart muscle with oxygen-rich blood for aerobic respiration.

2.2.4 Coronary heart disease: a non-communicable disease Lesson

  1. GCSE
  2. /Biology
  3. /2.2.4 Coronary heart disease: a non-communicable disease

Step-by-step lessons covering AQA GCSE Biology 2.2.4 Coronary heart disease: a non-communicable disease for Foundation and Higher tier. Each lesson works through exam-style questions in Paper 1 and Paper 2 format. Start with the foundational topics and build up to the higher-tier material.