A modular physiological training system including a torso, a rear skull portion, an airway assembly, and a front skull portion. The torso assembly representing a portion of a torso of a patient. The rear skull portion operably coupled to the torso assembly, and representing a rear portion of a patient's skull. The airway assembly representing an airway of the patient. The front skull portion including one or more coupling mechanisms, and representing a front portion of the patient's skull. The torso assembly and the rear skull portion configured to receive a portion of the airway assembly. The one or more coupling mechanisms of the front skull portion configured to operably couple the front skull portion to the airway assembly, and a front skull portion to the rear skull portion.