Normal range for oxygen saturation via pulse oximeter is?
80-100%
93-100%
90-100%
95-100%
The Correct Answer is D
A: An oxygen saturation range of 80-100% is incorrect. Saturation levels below 90% are considered low and may indicate hypoxemia, requiring medical attention.
B: An oxygen saturation range of 93-100% is generally acceptable, but the ideal range is slightly higher to ensure adequate oxygenation.
C: An oxygen saturation range of 90-100% includes levels that are borderline low. While 90% is often used as a threshold for concern, the optimal range is higher.
D: An oxygen saturation range of 95-100% is considered normal and indicates adequate oxygenation of the blood. This range ensures that tissues receive sufficient oxygen to function properly.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A: Checking the client’s skin every 8 hours is not frequent enough to prevent skin breakdown in a client with urinary incontinence. More frequent checks are necessary to identify and address any issues promptly.
B: Cleaning the client’s skin and perineum with hot water can cause skin irritation and dryness. It is better to use lukewarm water and gentle cleansers to maintain skin integrity.
C: Applying a moisture barrier ointment to the client’s skin is an effective way to prevent skin breakdown. The ointment creates a protective barrier that helps keep moisture away from the skin, reducing the risk of irritation and breakdown.
D: Requesting a prescription for the insertion of an indwelling urinary catheter is not the best first-line intervention for preventing skin breakdown. Catheters carry a risk of infection and should be used only when absolutely necessary.
Correct Answer is D
Explanation
A: Using a microwave for cooking is generally safe for older adults with decreased vision. Microwaves are user-friendly and reduce the risk of burns or fires compared to stovetops. However, it is important to ensure that the microwave is at an accessible height and that the user can read the controls or has them memorized.
B: Handrails in the bathroom are a safety feature, not a risk. They provide support and stability, reducing the likelihood of falls, which is crucial for individuals with decreased vision. Properly installed handrails can significantly enhance bathroom safety.
C: Electrical cords placed along the walls are typically not a safety risk if they are secured properly and do not create tripping hazards. It is important to ensure that cords are not loose or crossing walkways where they could cause falls.
D: Scatter rugs in the kitchen are a significant safety risk for older adults with decreased vision. These rugs can easily cause tripping and falling, especially if they are not secured with non-slip backing. Removing scatter rugs or securing them properly is essential to prevent accidents.
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