EKG Test Questions 2024

Front

What does a spike that precedes the P wave indicate?

Back

Atrial pacemaker

Front

What should a technician do immediately after completing an EKG?

Back

Check the EKG tracing for artifacts, then disconnect patient from the machine

Front

Which electrical activity is recorded by Lead I?

Back

Right arm and Left arm

Front

What is present when a patient experiences Ventricular Tachycardia (V-Tach)?

Back

Multiple PVCs in a row

Front

What does a prolonged PR interval indicate about the AV node?

Back

It shows that the AV node is impaired.

Front

What is the function of the SA node in the heart?

Back

It acts as the natural pacemaker, initiating the heartbeat.

Front

What does the QRS complex represent in an EKG?

Back

It represents ventricular depolarization.

Front

What is the significance of the T wave in an EKG?

Back

It represents ventricular repolarization.

Front

What does an elevated ST segment indicate?

Back

It may indicate myocardial infarction or ischemia.

Front

What is the normal range for a PR interval?

Back

0.12 to 0.20 seconds.