ACLS Post Test 1, 2, 3 & 4 Actual Questions with
Verified Answers (2026/2027), 100% Guarantee
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Complete Algorithm and Scenario Coverage
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CATEGORIES
Section 1: BLS, High-Quality CPR and Team Dynamics
Section 2: Cardiac Arrest Algorithms (VF/pVT and Asystole/PEA)
Section 3: Bradycardia and Tachycardia with a Pulse
Section 4: Acute Coronary Syndromes and Stroke
Section 5: Post-Cardiac Arrest Care, Airway and Special Situations
STUVIAACTUALEXAM
,EXAMINATION INSTRUCTIONS
This examination covers ACLS algorithms, high-quality CPR, arrhythmia management, acute coronary syndromes,
stroke, and post-cardiac arrest care. Select the single best answer for each question. Passing score is 84%. Each
question is worth 1 mark.
SECTION 1: BLS, High-Quality CPR and Team Dynamics
Q1
A 58-year-old man collapses in the waiting room. You confirm unresponsiveness and absence of normal
breathing. The AED is not yet available. Which action must be performed immediately while calling for help?
A. Open the airway with a head-tilt chin-lift and deliver two rescue breaths first
B. Begin high-quality chest compressions at a rate of 100-120 per minute
C. Palpate the carotid pulse for a full 20 seconds before deciding on compressions
D. Place the patient in the recovery position and monitor for spontaneous breathing
Correct Answer: B
Rationale:
Current guidelines emphasize immediate high-quality chest compressions for adult cardiac arrest. Delaying compressions
for prolonged pulse checks or breaths reduces coronary perfusion. Compressions are started as soon as cardiac arrest is
recognized.
Q2
During a resuscitation, the compressor is delivering compressions that are only 1.5 inches deep. The team
leader intervenes. What is the recommended minimum depth for adult chest compressions?
A. At least 1 inch (2.5 cm) to avoid injury
B. At least 2 inches (5 cm) while avoiding excessive depth beyond 2.4 inches
C. Exactly 3 inches to guarantee adequate stroke volume
D. Depth is less important than rate, so any depth above 1 inch is acceptable
Correct Answer: B
Rationale:
Adult compressions must be at least 2 inches (5 cm) deep and should not exceed approximately 2.4 inches to minimize
injury while maximizing cardiac output. Shallow compressions fail to generate adequate coronary perfusion pressure.
Q3
A resuscitation team is performing CPR on an adult. The airway manager notes that chest rise is inadequate
during bag-mask ventilation. Which corrective action is most appropriate first?
A. Increase the ventilation rate to 20 breaths per minute
B. Reposition the head and ensure a proper mask seal while continuing compressions
C. Immediately insert an advanced airway without pausing compressions
D. Stop compressions for 30 seconds to optimize ventilation technique
Correct Answer: B
Rationale:
Inadequate chest rise is most often caused by poor head position or mask seal. Correcting these basics while minimizing
interruptions is preferred before advancing to more invasive airway management.
ACLS Post Test 1, 2, 3 & 4 Actual Questions with Verified Answers (2026/2027), 100% G... Page 2
, Q4
The team leader notices that the compressor has been performing continuous compressions for more than two
minutes without relief. Which principle of high-quality CPR is being violated?
A. Allowing complete chest recoil after each compression
B. Rotating compressors approximately every two minutes to prevent fatigue
C. Maintaining a compression fraction above 80 percent
D. Delivering ventilations at a rate of 10 per minute once an advanced airway is in place
Correct Answer: B
Rationale:
Compressor fatigue rapidly degrades compression quality. Guidelines recommend rotating the compressor about every two
minutes (or sooner if quality declines) during rhythm checks or other brief pauses.
Q5
During a simulated cardiac arrest, the defibrillator is charged and ready. The compressor continues
compressions until the moment of shock delivery. Which statement best describes the correct timing?
A. Compressions should stop as soon as the defibrillator begins charging
B. Compressions continue until the shock is delivered, then resume immediately afterward
C. A full 10-second pause is required to confirm the rhythm before every shock
D. Compressions are paused for 30 seconds after each shock to check for ROSC
Correct Answer: B
Rationale:
Minimizing the peri-shock pause improves outcomes. Compressions continue while the device charges and are interrupted
only for the brief moment of shock delivery, then resumed at once.
Q6
A nurse is assigned the role of timekeeper and recorder during a code. The team leader asks for the next rhythm
check. How long should interruptions for rhythm analysis and pulse checks ideally last?
A. Up to 30 seconds to allow careful ECG interpretation
B. Less than 10 seconds whenever possible
C. Exactly 15 seconds timed by the metronome
D. As long as needed to confirm the presence or absence of a pulse
Correct Answer: B
Rationale:
Interruptions longer than 10 seconds significantly reduce coronary perfusion pressure. Rhythm checks and pulse
assessments should be kept under 10 seconds to maximize compression fraction.
Q7
In a team-based resuscitation, a member notices that the ETCO2 reading has fallen sharply during CPR. Which
interpretation is most consistent with this finding?
A. The patient has achieved return of spontaneous circulation
B. Chest compression quality may have deteriorated or the patient has a low cardiac output state
C. The advanced airway has been correctly placed and is functioning optimally
D. Hyperventilation is improving cerebral blood flow
Correct Answer: B
Rationale:
A sudden drop in ETCO2 during CPR often signals worsening compression quality or decreasing cardiac output. A
sustained rise in ETCO2 is more suggestive of ROSC.
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