When assessing a client's oxygen saturation reading, the nurse realizes that what will affect this reading?
1. Activity
2. Environmental conditions
3. Nutrition
4. Skin color
Correct Answer: 1
Rationale 1: Factors affecting oxygen saturation readings are hemoglobin, circulation, and activity. If there is shivering or excessive movement of the sensor site, this will interfere with an accurate reading.
Rationale 2: Environmental conditions do not affect an accurate oxygen saturation reading.
Rationale 3: Nutrition does not affect an oxygen saturation reading.
Rationale 4: Skin color does not affect an oxygen saturation reading.
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