Cardiac Dysrhythmias and Nursing Care Quiz
Test your knowledge of cardiac dysrhythmias with questions on treatments, ECG findings, nursing interventions, and more.
#1
Which electrolyte imbalance is commonly associated with the development of cardiac dysrhythmias?
Hyperkalemia
Hyponatremia
Hypomagnesemia
Hypercalcemia
#2
Which of the following is NOT a common cause of premature ventricular contractions (PVCs)?
Stress
Caffeine consumption
Hypokalemia
Hyperthyroidism
#3
Which of the following dysrhythmias is characterized by an irregular rhythm with no discernible pattern?
Atrial fibrillation
Sinus tachycardia
Premature ventricular contractions
Ventricular fibrillation
#4
What is the first-line treatment for stable ventricular tachycardia?
Defibrillation
Amiodarone
Synchronized cardioversion
Adenosine
#5
Which medication is commonly used to treat supraventricular tachycardia by slowing conduction through the AV node?
Atropine
Lidocaine
Digoxin
Adenosine
#6
What is the term used to describe a pause in the heart rhythm, typically longer than normal sinus pauses?
Sinus bradycardia
Heart block
Asystole
Atrial flutter
#7
Which cardiac dysrhythmia is characterized by a rapid, regular atrial rate of 250-350 bpm with an irregular ventricular rate?
Atrial fibrillation
Atrial flutter
Ventricular tachycardia
Premature atrial contractions
#8
What ECG finding is characteristic of ventricular fibrillation?
Regular narrow QRS complexes
Absence of P waves
Prolonged PR interval
Sawtooth pattern
#9
Which of the following medications is commonly used to convert atrial fibrillation to sinus rhythm?
Amiodarone
Verapamil
Diltiazem
Furosemide
#10
Which of the following is a characteristic of 2nd degree heart block type II?
Progressive lengthening of PR interval until a QRS complex is dropped
Intermittent non-conducted P waves without a progressive PR interval prolongation
Complete absence of atrial activity with ventricular escape rhythm
Fixed PR interval with occasional non-conducted P waves
#11
Which electrolyte imbalance can predispose a patient to develop torsades de pointes?
Hypernatremia
Hypercalcemia
Hypokalemia
Hypocalcemia
#12
Which of the following ECG findings is characteristic of a third-degree atrioventricular (AV) block?
Prolonged PR interval
Regular QRS complexes
Normal PR interval with dropped QRS complexes
No association between P waves and QRS complexes
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