A client is admitted to the emergency room with a respirator…

A client is admitted to the emergency room with a respiratory rate of 7/min.  An arterial blood gas (ABG) reveals the following values:  pH: 7.22, PaCO2: 68mmHg, HCO3: 26mEq/L, PaO2: 78mmHg, SaO2: 80%. Which of the following is an appropriate analysis of the ABG?