C. 12 mg
D. 3 mg
9. In addition to clinical assessment, which is the most reliable method to confirm the placement of an endotracheal tube?
A. Continuous waveform capnography
B. Arterial blood gases
C. Hemoglobin levels
D. Chest radiography
10. How can you increase chest compression fraction during a code?
A. Initiate intravenous or intraosseous access during the 2-minute cycle
B. Charge the defibrillator 15 seconds before conducting a rhythm check
C. Interchange the Ventilator and Compressor during a rhythm check