Problem: An adult patient with a suspected myocardial infarction is received in the Emergency Department by ambulance. Breath sounds reveal crackles in all lung fields, and pink, frothy secretions are being coughed out. A 2-L/min nasal cannula is on the patient with an SpO2 of 80%. What should the respiratory therapist recommend in this situation? Question options: Intubate the patient and initiate volume-cycled ventilation Apply a nonrebreathing mask to the patient. Keep the current O2 flow and perform an assessment. Suction the patient's airway