While using a finger probe, the pulse rate and ECG heart rate are inconsistent and SpO2 is blank. The first action the respiratory therapist should take is which of the following?

While using a finger probe, the pulse rate and ECG heart rate are inconsistent and SpO2 is blank. The first action the respiratory therapist should take is which of the following?

• A. Adjust the probe position on the finger
• B. Change the probe site
• C. Draw an arterial blood gas
• D. Remove the probe and perform a capillary refill test

Answer: (A)