Quality Control Is Performed on a Cartridge-Based Blood Gas Analyzer,and

Multiple Choice

Quality control is performed on a cartridge-based blood gas analyzer,and the following control chart is recorded for the pH: What action should the pulmonary function technologist take,based on these results?

A) Begin analyzing blood gases because the instrument is in control.
B) Run one additional Level 2 control to determine instrument status.
C) Take the instrument out of service because it is out of control.
D) Re-membrane the pH electrode and rerun Level 2.