Mechanical ventilation systems use supporters, ducts, as well as other mechanical factors to regulate the flow of air out and in of the making. The Oxyhemoglobin Dissociation Curve graphically represents the relationship involving the partial force of oxygen (PaO2) in the blood along with the oxygen saturation of hemoglobin (SaO2). https://ventilation-ductwork46799.onzeblog.com/37688702/the-2-minute-rule-for-ventilation-ductwork