Final Exam ACLS questions with complete solutions

A patient experiences cardiac arrest, and the resuscitation team initiates ventilations using a bag-valve-mask (BVM) resuscitator. The development of which condition during the provision of care would lead the team to suspect that improper BVM technique is being used? Select the correct answer to this question. Rib fracture Esophageal injury Pneumothorax Hypertension correct answer: Pneumothorax 1 A member of the resuscitation team is preparing to administer medications intravenously to a patient in cardiac arrest. The team member follows each medication administration with a bolus of fluid. How much would the team member give? Select the correct answer to this question. 5 to 10 mL 10 to 20 mL 20 to 30 mL 30 to 40 mL correct answer: When administering medications during a cardiac arrest, all medications administrated through the IV or intraosseous infusion route should be followed by a 10- to 20-mL fluid bolus. The resuscitation team suspects that hyperkalemia is the cause of cardiac arrest in a patient brought to the emergency department. Which finding on a 12-lead ECG would confirm this suspicion? Wide-complex ventricular rhythm and tall, peaked T waves ST-segment changes, T-wave inversion Flat T waves, prominent U waves and possibly prolonged QT intervals Narrow-complex ventricular tachycardia correct answer: Wide-complex ventricular rhythm and tall, peaked T waves In hyperkalemia the patient's 12-lead ECG rhythm strip will show wide-complex ventricular r