ALS/ACLS Red Cross Advanced Life
Support Part 3 Pre-Assessment Exam
Questions With All Correct Answers
2025 Marking Scheme A+ Pass New
Update
When providing transcutaneous pacing, the appearance of tall, broad T waves on the
monitor confirms that mechanical capture has been achieved. - Answers - ✔✔False
What parts of the heart's electrical conduction system play a role in ventricular
contraction? - Answers - ✔✔Bundle branches, Purkinje fibers, Bundle of His
Which types of arrhythmias are narrow-complex tachyarrhythmia’s? - Answers -
✔✔Atrial fibrillation, atrial flutter, Sinus Tachycardia
What part of the ECG rhythm strip represents repolarization of the ventricular
myocardial cells? - Answers - ✔✔
A 12-lead ECG shows ventricular tachycardia in a stable patient with a pulse. The
corrected QT interval (QTcB) is less than 0.46 second and the patient is not taking any
medications that prolong the QT interval. What medication should be administered to
this patient? - Answers - ✔✔
Examine the ECG strips. Which shows atrial flutter? - Answers - ✔✔
What is the heart rate in sinus tachycardia? - Answers - ✔✔
In third-degree AV block, there is no electrical communication between the atria and
ventricles, so there is no relationship between the P waves and the _________. -
Answers - ✔✔QRS complexes
In ventricular tachycardia, the QRS complexes are bizarre in shape and wide, lasting
longer than: - Answers - ✔✔
Which findings may suggest that a patient is experiencing hemodynamic compromise
as a result of a Brady arrhythmia? - Answers - ✔✔1. Signs of shock or acute heart
failure
2. Hypotension
3. Changes in mental status
4. Shortness of breath
5. Ischemic Chest discomfort
Support Part 3 Pre-Assessment Exam
Questions With All Correct Answers
2025 Marking Scheme A+ Pass New
Update
When providing transcutaneous pacing, the appearance of tall, broad T waves on the
monitor confirms that mechanical capture has been achieved. - Answers - ✔✔False
What parts of the heart's electrical conduction system play a role in ventricular
contraction? - Answers - ✔✔Bundle branches, Purkinje fibers, Bundle of His
Which types of arrhythmias are narrow-complex tachyarrhythmia’s? - Answers -
✔✔Atrial fibrillation, atrial flutter, Sinus Tachycardia
What part of the ECG rhythm strip represents repolarization of the ventricular
myocardial cells? - Answers - ✔✔
A 12-lead ECG shows ventricular tachycardia in a stable patient with a pulse. The
corrected QT interval (QTcB) is less than 0.46 second and the patient is not taking any
medications that prolong the QT interval. What medication should be administered to
this patient? - Answers - ✔✔
Examine the ECG strips. Which shows atrial flutter? - Answers - ✔✔
What is the heart rate in sinus tachycardia? - Answers - ✔✔
In third-degree AV block, there is no electrical communication between the atria and
ventricles, so there is no relationship between the P waves and the _________. -
Answers - ✔✔QRS complexes
In ventricular tachycardia, the QRS complexes are bizarre in shape and wide, lasting
longer than: - Answers - ✔✔
Which findings may suggest that a patient is experiencing hemodynamic compromise
as a result of a Brady arrhythmia? - Answers - ✔✔1. Signs of shock or acute heart
failure
2. Hypotension
3. Changes in mental status
4. Shortness of breath
5. Ischemic Chest discomfort
