Your patient complains of shortness of breath and shows signs of respiratory distress, including cyanosis, tachypnea, and accessory muscle use. The patient’s chest rise and fall appears to be adequate. The best device to deliver oxygen to this patient is the

The following subject areas are covered in the EMT Basic Exam:    
- Airway techniques    
- Patient assessment    
- Medical emergencies    
- Trauma    
- Treatment of infants and children    
- Operations    
- Advanced airway maneuvers    
- Anatomy and physiology