ECG Quiz

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In clinical practice, you’ll be asked to interpret ECGs regularly. It’s really important to understand how to read an ECGΒ effectively.Β If you want to learn more about ECGs, you can check out ourΒ ECG guides.

Are you learning to interpret ECGs? Check out our ECG Case Bank, containing over 75 real-life ECGs with step-by-step interpretations and detailed explanations ✨

ECG quiz

It’s important to understand how to read an ECGΒ effectively.Β If you want to learn more about ECGs, you can check out ourΒ ECG guides.

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1 / 16

Which view of the heart does lead II, III and aVF represent?

2 / 16

What is the duration of a normal PR-interval?

3 / 16

What is the most common cause of left axis deviation?

4 / 16

Which view of the heart do leads V1 and V2 represent?

5 / 16

Which coronary artery is most likely to be affected in the context of ST elevation in leads V3 and V4?

6 / 16

An ECG is performed and reveals a progressively increasing PR interval and dropping of QRS complexes at regular intervals. Which is the most likely diagnosis?

7 / 16

What is the normal duration of a QRS complex?

8 / 16

A patient is noted to have an abnormally shortened PR interval on their ECG. Which is the most likely cause?

9 / 16

An ECG shows an absence of P waves and an irregular rhythm. Which is the most likely diagnosis?

10 / 16

Which of the following is a common cause of right axis deviation?

11 / 16

What can ST-elevation indicate?

12 / 16

A patient has ST-elevation in leads II, III and aVF. What is the most likely diagnosis?

13 / 16

Which view of the heart do leads V3 and V4 represent?

14 / 16

What would the heart rate be if three large squares were in an R-R interval?

15 / 16

Which of the following best describes the ECG leads shown?

16 / 16

Which view of the heart do leads I, aVL, V5 and V6 represent?

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