<prompt> In a patient of cardiopulmonary arrest best way of airway mantainence is:Bag valve mask ventilation.Nasotracheal intubation.Orotracheal intubation.Guedel airway.  <response>: OROTRACHEAL INTUBATIONIndicatedEmergency cases2-3 minCardiopulmonary arrest casesCordiopulmonary ResuciationOf Bone in around Nose 