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ACLS Post Exam 2025
- What is the recommended compression-to-ventilation ratio for CPR in a single rescuer adult CPR? A. 15: B. 30: C. 20: D. 5: โ
Answer: B. 30:
- Which of the following rhythms is considered a shockable rhythm in cardiac arrest? A. Asystole B. Pulseless electrical activity (PEA) C. Ventricular fibrillation (VF) D. Sinus bradycardia โ
Answer: C. Ventricular fibrillation (VF)
- What is the first drug of choice for treating pulseless ventricular tachycardia (VT)? A. Atropine B. Adenosine C. Epinephrine D. Amiodarone โ
Answer: C. Epinephrine
- How often should you switch compressors during CPR to avoid fatigue? A. Every 1 minute B. Every 3 minutes C. Every 2 minutes D. Every 5 minutes โ
Answer: C. Every 2 minutes
- What is the correct dose of epinephrine for adult cardiac arrest?
B. Transcutaneous pacing C. Epinephrine D. High-quality CPR โ
Answer: D. High-quality CPR
- What is the dose of amiodarone for refractory VF/pulseless VT? A. 150 mg rapid IV push B. 300 mg IV bolus, then 150 mg if needed C. 1 mg/kg every 5 minutes D. 100 mg over 10 minutes โ
Answer: B. 300 mg IV bolus, then 150 mg if needed
- What does ROSC stand for in ACLS? A. Return of spontaneous communication B. Rhythm of systolic contraction C. Return of spontaneous circulation D. Reoxygenation of systemic cells โ
Answer: C. Return of spontaneous circulation
- What is the recommended initial joules for biphasic defibrillation in adults? A. 50 J B. 100 J
C. 120โ200 J
D. 300โ360 J
โ
Answer: C. 120โ200 J
- A patient in cardiac arrest has PEA on the monitor. What is your next action? A. Immediate defibrillation B. Give atropine C. Begin CPR and give epinephrine D. Administer amiodarone โ
Answer: C. Begin CPR and give epinephrine
- What is the proper ventilation rate for an adult patient with a pulse and a bag- mask device? A. 6โ10 breaths per minute B. 12โ20 breaths per minute C. 10โ12 breaths per minute D. 8โ10 breaths per minute โ
Answer: A. 6โ10 breaths per minute
- Which of the following is a Hโs and Tโs reversible cause of cardiac arrest? A. Hyperkalemia B. Hypertension
C. End-tidal COโ monitoring D. Chest rise observation โ
Answer: C. End-tidal COโ monitoring
- What is the maximum interruption time allowed for chest compressions during CPR? A. Less than 5 seconds B. 10 seconds C. 15 seconds D. 20 seconds โ
Answer: B. 10 seconds
- In a suspected stroke patient, what is the recommended window for CT imaging of the brain? A. Within 1 hour of arrival B. Within 3 hours of symptom onset C. Within 25 minutes of arrival D. Within 10 minutes of triage โ
Answer: C. Within 25 minutes of arrival
- What is the recommended treatment for a narrow-complex tachycardia with a stable patient? A. Defibrillation B. Adenosine
C. Atropine D. Lidocaine โ
Answer: B. Adenosine
- Which of the following is a common side effect of amiodarone? A. Bradycardia B. Tachycardia C. Hypertension D. Increased respiratory rate โ
Answer: A. Bradycardia
- When treating a patient with a suspected opioid overdose and no pulse, what is your priority? A. Administer naloxone B. Provide high-flow oxygen C. Begin CPR and follow ACLS cardiac arrest algorithm D. Obtain IV access โ
Answer: C. Begin CPR and follow ACLS cardiac arrest algorithm
- A patient has ROSC. Which of the following is the next best step in management? A. Immediately give amiodarone B. Monitor for 30 minutes, then discharge
D. In asystole โ
Answer: B. When atropine is ineffective in symptomatic bradycardia
- During a code, a team member makes a mistake. What is the best response? A. Ignore the error B. Wait until the code is over to mention it C. Address it respectfully and immediately D. Call a supervisor to report it โ
Answer: C. Address it respectfully and immediately
- In post-cardiac arrest care, what is the target temperature range for therapeutic hypothermia? A. 32โ36ยฐC (89.6โ96.8ยฐF) B. 36โ38ยฐC (96.8โ100.4ยฐF) C. 28โ32ยฐC (82.4โ89.6ยฐF) D. 30โ34ยฐC (86.0โ93.2ยฐF) โ
Answer: A. 32โ36ยฐC (89.6โ96.8ยฐF)
- What is the preferred vascular access for drug administration during a cardiac arrest? A. Intraosseous B. Subcutaneous C. Intramuscular
D. Peripheral IV โ
Answer: D. Peripheral IV (Note: If IV access is not available, intraosseous (IO) is the next best option.)
- What is the best way to minimize interruptions in chest compressions during CPR? A. Deliver drugs before compressions B. Defibrillate without pausing compressions C. Pre-charge the defibrillator during compressions D. Check pulse frequently โ
Answer: C. Pre-charge the defibrillator during compressions31. Which rhythm is characterized by irregularly irregular R-R intervals with no identifiable P waves? A. Sinus tachycardia B. Atrial flutter C. Atrial fibrillation D. Ventricular tachycardia โ
Answer: C. Atrial fibrillation
- Which medication should be administered rapidly as a 6 mg IV push for a stable narrow-complex tachycardia? A. Amiodarone B. Adenosine C. Atropine
C. Magnesium sulfate D. Adenosine โ
Answer: C. Magnesium sulfate
- In a pulseless electrical activity (PEA) scenario, what is the priority intervention? A. Defibrillation B. Treat underlying causes C. Cardioversion D. Administer adenosine โ
Answer: B. Treat underlying causes
- When administering epinephrine during cardiac arrest, how often should it be given? A. Every minute B. Every 2 minutes C. Every 3โ5 minutes D. Every 10 minutes โ
Answer: C. Every 3โ5 minutes
- What is the initial treatment for a conscious patient with symptomatic SVT (supraventricular tachycardia)? A. Defibrillation B. Synchronized cardioversion
C. Vagal maneuvers D. Epinephrine โ
Answer: C. Vagal maneuvers
- Which of the following is NOT part of high-performance team dynamics in ACLS? A. Closed-loop communication B. Assigning roles C. Multitasking by one provider D. Knowing limitations โ
Answer: C. Multitasking by one provider
- What is the most important action to take for a patient with ROSC who is not following commands? A. Discharge home B. Start a fluid bolus C. Initiate targeted temperature management D. Begin chest compressions โ
Answer: C. Initiate targeted temperature management41. What is the recommended compression depth for high-quality CPR in adults? A. At least 1 inch (2.5 cm) B. At least 1.5 inches (4 cm) C. At least 2 inches (5 cm)
โ
Answer: C. Administer adenosine 6 mg IV rapid push
- What is the preferred method for opening the airway of an unresponsive patient without suspected trauma? A. Jaw-thrust B. Chin lift only C. Head-tilt, chin-lift D. Neck extension โ
Answer: C. Head-tilt, chin-lift
- In post-cardiac arrest care, what oxygen saturation should be targeted to avoid hyperoxia? A. 85โ90% B. 90โ94% C. 94โ99% D. 100% โ
Answer: C. 94โ99%
- Which of the following is a T in the โHs and Tsโ reversible causes of cardiac arrest? A. Thrombosis (coronary or pulmonary) B. Tachycardia C. Thrombocytopenia
D. Thyrotoxicosis โ
Answer: A. Thrombosis (coronary or pulmonary)
- In a cardiac arrest scenario, when should rhythm checks be performed? A. Every 30 seconds B. After each cycle of CPR (about 2 minutes) C. Only after ROSC D. After every drug administration โ
Answer: B. After each cycle of CPR (about 2 minutes)
- Which of the following is a key concept of team-based resuscitation in ACLS? A. All providers perform compressions simultaneously B. Leadership is rotated frequently C. Clear roles and responsibilities are assigned D. One person performs all tasks โ
Answer: C. Clear roles and responsibilities are assigned
- What is the correct energy dose for synchronized cardioversion of unstable atrial fibrillation? A. 50 J B. 100 J C. 200 J D. 360 J
- What is the priority intervention when a patient in the ED suddenly becomes unresponsive and apneic with no pulse? A. Intubate the patient B. Begin chest compressions C. Check blood glucose D. Place the patient on oxygen โ
Answer: B. Begin chest compressions
- What is the purpose of using a backboard or firm surface during CPR? A. To stabilize the spine B. To reduce back strain on rescuers C. To improve compression depth and recoil D. To prevent skin breakdown โ
Answer: C. To improve compression depth and recoil
- What is the recommended dose and frequency for amiodarone during cardiac arrest? A. 150 mg IV every 5 minutes B. 300 mg IV push first dose, 150 mg second dose C. 100 mg IM every 10 minutes D. 75 mg IV push once โ
Answer: B. 300 mg IV push first dose, 150 mg second dose
- Which of the following is most important in achieving return of spontaneous circulation (ROSC)? A. Frequent defibrillation B. Timely medication delivery C. High-quality chest compressions D. Advanced airway placement โ
Answer: C. High-quality chest compressions
- A patient is unresponsive, not breathing normally, and has a weak pulse. What is your next action? A. Begin chest compressions B. Deliver 1 breath every 6 seconds C. Attach defibrillator pads D. Check for responsiveness again โ
Answer: B. Deliver 1 breath every 6 seconds
- What is a common side effect of excessive ventilation during CPR? A. Decreased intrathoracic pressure B. Increased coronary perfusion C. Decreased cardiac output D. Increased oxygen saturation โ
Answer: C. Decreased cardiac output