A patient has coronary artery bypass graft surgery and is tr…

A patient has coronary artery bypass graft surgery and is transported to the surgical intensive care unit at noon and is placed on mechanical ventilation. Interpret the initial arterial blood gas levels pH: 7.31PaCO2: 48 mm Hg(HCO3) Bicarbonate: 22 mEq/LPaO2: 115 mm HgO2 saturation: 99%

A patient is injured in a motor-vehicle crash and is transpo…

A patient is injured in a motor-vehicle crash and is transported to the emergency department. The healthcare provider determines the need for an immediate thoracotomy and chest tube insertion and anticipates the need for maximal suction pressure. The appropriate type of closed-chest drainage system for this patient is a