ACLS Written Exam 2025-2026 questions and answers What is the immediate danger of excessive ventilation during the post-cardiac arrest period for patients who achieve ROSC? - answer>>>Decreased cerebral blood flow You find an unresponsive pt. who is not breathing. After activating the emergency response system, you determine there is no pulse. What is your next action? - answer>>>Start chest compressions of at least 100 per min. You are evaluating a 58-year-old man with chest pain. The blood pressure is 92/50 mm Hg, the heart rate is 92/min, the nonlabored respiratory rate is 14 breaths/min, and the pulse oximetry reading is 97%. What assessment step is most important now? - answer>>>Obtaining a 12 lead ECG. What is the preferred method of access for epi administration during cardiac arrest in most pts? - answer>>>Peripheral IV What is the recommended target temperature range for achieving therapeutic hypothermia after cardiac arrest? - answer>>>32C to 34C What is the recommended duration of therapeutic hypothermia after reaching the target temperature? - answer>>>12 to 24 hours What is the danger of routinely administering high concentrations of oxygen during the post- cardiac arrest period for patients who achieve ROSC? - answer>>>Potential oxygen toxicity What is the recommended dose