[Recommended] Least 500 Words
In at least 500 words: Discuss the heart and coronary artery disease (CAD). Discuss how the heart works, the heart’s blood supply and how the structure of arteries changes in disease. Discuss the ECG and how it is used to diagnose heart disease. You can also include a discussion of the causes of CAD and how it might be avoided.
What is coronary artery disease?