Your patient is a 33-year-old female who is alert and in significant distress. She describes a one-week history of diffuse lower left quadrant abdominal pain that became acutely worse and specific 1/2 hour ago. She has not had her menstrual period in four months. HR = 120, BP = 72/48, RR = 20. Which of the following would be LEAST likely to have contributed to her current condition?

The safest seating position in the back of the ambulance is:

A) the airway seat. B) on the crew bench. C) on the stretcher. D) all are equally safe

A 58-year-old patient in the open heart unit had cardiopulmonary bypass surgery with significant blood loss. On physical exam the patient presents with tachypnea and tachycardia and the SpO2 is 85% on 4 L/min nasal cannula. You should now recommend:

A. non-rebreathing mask at 12 L/min B. CPAP with 5 cm H2O pressure C. nasal cannula at 6 L/min D. 60% air-entrainment mask