NBRC TMC EXAM-Y, NBRC TMC EXAM-O QUESTIONS & ANSWERS

NBRC TMC EXAM-Y, NBRC TMC EXAM-O QUESTIONS & ANSWERS Quality control material has published values for pH of 7.30, PO2 of 85 mm Hg. Documentation indicates the range of pH is 0.5% and is 3% for PO2. Machine results are as follows: pH PO2 (mmHg) Run 1 7.33 83 Run 2 7.25 86 Run 3 7.29 80 Which quality control runs indicate the machine is out of control? A. 2 and 3 B. 1, 2, and 3 C. 1 and 2 D. 1 and 3 - The correct answer is : A Quality control data for an arterial blood gas analyzer is plotted on a graph that has a range of 4 standard deviations (2 SD up and 2 SD down). Points on the graph show a gradual rise from below the mean to above the mean. All points are within 2 SD of the mean. The respiratory supervisor should A. remove this machine from service B. call the medical director for direction C. monitor this machine closely D. replace the electrodes - The correct answer is