A 68-year-old patient is admitted to the ICU with cardiogen…

 A 68-year-old patient is admitted to the ICU with cardiogenic shock after a myocardial infarction. The patient is pale, diaphoretic, and exhibiting crackles on auscultation. Based on this assessment data, lab results, and vital signs, which of the following orders would the nurse question?  Lab Test Results Normal Range pH 7.32 7.35-7.45 PaCO2 48 mmHg 35-45 mmHg PaO2 74 mmHg 80-100 mmHg HCO3- 18 mEq/L 22-26 mEq/L   Vital Signs Heart rate 122 bpm Blood pressure 92/47 mmHg Mean arterial pressure 62 mmHg Respiratory rate 28 breaths/min SpO2 91% Temperature 99.5 F