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You are assessing an 82-year-old female who has been lost in the woods behind her nursing home for several hours on a crisp fall evening. Your pulse oximeter shows her oxygen saturation to be 82 percent even though she appears to be breathing adequately. In order to ensure an accurate reading, you should:A. place the probe on the patient's toe.B. place the probe on the patient's earlobe.C. try a different pulse oximeter.D. warm the patient's hands and try again.
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