Scenario: A 55-year-old male is found unresponsive, not breathing, and without a pulse.

Initial Assessment:

• Responsiveness: Unresponsive
• Breathing: Apneic (not breathing)
• Pulse: No pulse palpated

Actions:

1. Call for help: Announce a code and activate the emergency response team.
2. Begin CPR: Start chest compressions and ventilation at a rate of 100-120 compressions per minute with a compression depth of at least 2 inches.
3. Attach AED: Apply defibrillator pads and analyze the rhythm.

Questions:

1. What is the most likely initial rhythm in this scenario?

   • a) Asystole
   • b) Ventricular fibrillation (VF)
   • c) Ventricular tachycardia (VT)
   • d) Pulseless electrical activity (PEA)

2. What actions should be taken if the rhythm is confirmed as VF?

   • a) Administer epinephrine.
   • b) Deliver a shock with the defibrillator.
   • c) Continue CPR only.
   • d) Perform high-quality CPR for 2 minutes before attempting defibrillation.

3. After defibrillation, the patient remains unresponsive. What is the next step?

   • a) Resume CPR and reassess rhythm.
   • b) Administer amiodarone.
   • c) Administer epinephrine.
   • d) Check for a pulse.