Difficulty: Medium
Average Score: 62%
Simulated
During assessment of a client on the respiratory unit, the pulse oximetry monitor indicates a drop of SpO2 from 98% to 87% over four hours in a client who previously had normal range oxygen saturation level. Which of the following actions should the nurse perform first?
Correct answer
B
Rationale
Checking the pulse oximeter probe position ensures the reading's accuracy, as faulty placement can cause false lows. This step precedes oxygen administration or further assessment.