PEARS Pediatric Dysrhythmia Recognition

Question 1

What is the normal resting heart rate range for a 2-year-old child?

Accepted Answer

80-130 bpm

Answer

60-100 bpm

Answer

100-190 bpm

Answer

140-200 bpm

Question 2

Which ECG characteristic is most typical of supraventricular tachycardia (SVT) in children?

Accepted Answer

Narrow QRS complex at 220-300 bpm with absent or abnormal P waves

Answer

Wide QRS complex with P waves before each QRS

Answer

Irregular rhythm with variable RR intervals

Answer

Prolonged PR interval with each P wave followed by a QRS

Question 3

A 6-year-old presents with sudden palpitations and a heart rate of 230 bpm; ECG shows narrow QRS complexes with no identifiable P waves. What is the most likely rhythm?

Accepted Answer

Supraventricular tachycardia

Answer

Sinus tachycardia

Answer

Atrial flutter

Answer

Ventricular tachycardia

Question 4

What is the preferred vagal maneuver for SVT in an infant?

Accepted Answer

Ice water facial immersion

Answer

Carotid sinus massage

Answer

Eyeball pressure

Answer

Breath-holding

Question 5

What is ventricular tachycardia (VT) characterized by on ECG?

Accepted Answer

Wide QRS complex (≥0.09 sec in children) at a rate greater than 120 bpm

Answer

Narrow QRS complex at a rate greater than 100 bpm

Answer

Irregular rhythm with a fibrillatory baseline

Answer

P waves without associated QRS complexes

Question 6

Which rhythm is characterized by chaotic, irregular electrical activity with no identifiable P waves or QRS complexes?

Accepted Answer

Ventricular fibrillation

Answer

Asystole

Answer

Ventricular tachycardia

Answer

Pulseless electrical activity

Question 7

At what heart rate does symptomatic bradycardia with poor perfusion in a child require CPR per PEARS guidelines?

Accepted Answer

Less than 60 bpm

Answer

Less than 100 bpm

Answer

Less than 80 bpm

Answer

Less than 40 bpm