Nervous, Respiratory and Cardiovascular Systems

Dysrhythmias: Interpretation and Nursing Actions Practice Questions

20 free Dysrhythmias: Interpretation and Nursing Actions practice questions for the NCLEX Exam, each with the correct answer and a detailed explanation. Open any question below, or take the full set as an interactive quiz.

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All Dysrhythmias: Interpretation and Nursing Actions questions

20 questions
  1. Q1. Which dysrhythmia is characterised by absent discrete P waves, an irregularly irregular ventricular rhythm, and often a rapid rate?
  2. Q2. What rhythm is described by a prolonged PR interval (>0.20 sec) with every P wave followed by a QRS complex?
  3. Q3. What is the immediate action for a patient presenting with rapid, wide QRS complex at 200/min without a palpable pulse?
  4. Q4. What nursing intervention takes highest priority in a stable patient newly diagnosed with atrial fibrillation and rapid ventricular response?
  5. Q5. Which medication is the nurse likely to prepare for a symptomatic patient in sinus bradycardia (rate 40/min) with dizziness and hypotension?
  6. Q6. Which rhythm is most consistent with a sawtooth pattern in the atria and a ventricular rate of 150/min?
  7. Q7. What signs in a patient on digoxin indicate digitalis toxicity?
  8. Q8. What is the hallmark ECG finding in a patient with third‐degree (complete) AV block?
  9. Q9. Which statement regarding pacemaker post-implantation is correct for a patient being instructed by the nurse?
  10. Q10. What is the priority nursing action immediately post-procedure when a patient’s rhythm converts from atrial fibrillation to normal sinus rhythm following cardi…
  11. Q11. What does a QRS complex duration longer than 0.12 seconds indicate when evaluating ECG strips?
  12. Q12. What is the best nursing action for a patient showing premature ventricular complexes (PVCs) but is asymptomatic with no pulse deficit?
  13. Q13. What action should the nurse take for a patient with atrial fibrillation and rapid ventricular response along with hypotension if the patient is recognised as…
  14. Q14. What is the immediate action for a telemetry patient whose rhythm suddenly flattens out and becomes asystole?
  15. Q15. Which risk factor most predisposes to dysrhythmias according to the nurse?
  16. Q16. What do early P waves with narrow QRS complexes and pauses after the beat indicate on an ECG?
  17. Q17. For a patient on continuous IV amiodarone for ventricular tachycardia, what potential complication should the nurse monitor for?
  18. Q18. What is the most appropriate instruction for a patient preparing for transcutaneous pacing?
  19. Q19. What is the primary purpose of a direct oral anticoagulant (DOAC) prescribed for a patient with atrial fibrillation?
  20. Q20. What is the immediate treatment for Torsades de pointes (polymorphic ventricular tachycardia with twisting QRS around baseline)?