Quiz for:
How to Interpret an ECG

Question 1

What is the expected duration of a normal PR interval?

Question 2

What is the primary objective of an ECG?

Question 3

In which condition is the PR interval inconsistently prolonged with intermittent non-conducted P waves?

Question 4

What does the ST segment represent?

Question 5

How many electrodes are used in a 12-lead ECG?

Question 6

Which condition is most likely to cause an irregularly irregular rhythm on an ECG?

Question 7

What is a characteristic sign of Wolf Parkinson White Syndrome on an ECG?

Question 8

What does a positive deflection in both lead I and lead II indicate about the cardiac axis?

Question 9

What condition may be indicated by a tall T wave on an ECG?

Question 10

Which type of bundle branch block presents with a rsR’ pattern in V1 (M shape) and a broad S wave in V6 (W shape)?

Question 11

What heart rate is considered tachycardia?

Question 12

What does a P wave represent in an ECG cycle?

Question 13

What is indicated by a prolonged PR interval?

Question 14

Which ECG lead configuration is used to diagnose right axis deviation?

Question 15

What does a broad QRS complex indicate?

Question 16

What does the presence of a U wave on an ECG typically indicate?