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Cambridge IGCSE Biology practice

What is the main cause of coronary heart disease?

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MCQ

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cambridge_mcq

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Topic

Heart

Exam-style question

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What is the main cause of coronary heart disease?.

  1. A.Blockage of coronary arteries
  2. B.Infection of the heart muscle
  3. C.Weak heart valves
  4. D.Low blood pressure

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Paper 3 structured question: Heart

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Description

Coronary Heart Disease

Coronary arteries supply blood to the heart muscle. When these arteries become blocked, the heart receives less oxygen, which can cause chest pain or heart attacks.

  1. a

    Describe what causes coronary heart disease.

    Aim for approximately 2 distinct marking points.

    [2]