The nurse attaches a pulse oximeter to a client’s finger and obtains an oxygen saturation reading of 91%. Which assessment finding most likely contributes to this reading?
Capillary refill time is 2 seconds.
2+ edema of fingers and hands.
Radial pulse volume is 3+.
Blood pressure is 142/88 mm Hg.
The Correct Answer is B
Choice B rationale
2+ edema of fingers and hands. Edema can interfere with the accuracy of pulse oximetry readings by affecting the perfusion of the area where the sensor is placed. This can lead to falsely low oxygen saturation readings.
Choice A rationale
Capillary refill time is 2 seconds. A capillary refill time of 2 seconds is within normal limits and is unlikely to affect the accuracy of the pulse oximetry reading.
Choice C rationale
Radial pulse volume is 3+. A strong radial pulse indicates good peripheral perfusion, which should not negatively impact the accuracy of the pulse oximetry reading.
Choice D rationale
Blood pressure is 142/88 mm Hg. While elevated blood pressure can have various effects on the body, it is not likely to directly affect the accuracy of a pulse oximetry reading.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Choice A rationale
Administering pain medication as prescribed is the priority intervention for a client receiving hospice care with significant pain and discomfort. Effective pain management is essential to ensure the client’s comfort and quality of life. Pain relief is a primary goal in hospice care, and regular administration of pain medication helps manage symptoms and improve the client’s overall well-being.
Choice B rationale
Providing emotional support to the family is important in hospice care, as families often need assistance coping with the emotional challenges of caring for a loved one with a terminal illness. However, the priority intervention is to manage the client’s pain and discomfort effectively.
Choice C rationale
Assisting with daily activities is necessary for clients with limited mobility, but it is not the primary intervention. Ensuring the client’s comfort and pain relief takes precedence, as it directly impacts their quality of life.
Choice D rationale
Monitoring vital signs regularly is part of the overall care plan, but it is not the priority intervention. The focus should be on managing the client’s pain and discomfort to provide the best possible quality of life in hospice care.
Correct Answer is B
Explanation
Choice A rationale
Inserting a rectal tube at specified intervals is not a standard practice for bowel training regimens. This intervention is typically reserved for specific medical conditions and is not recommended for routine management of chronic fecal incontinence.
Choice B rationale
Assisting the client to a bedside commode 30 minutes after meals leverages the natural gastrocolic reflex, which stimulates bowel movements after eating. This intervention helps establish a regular bowel routine and is a key component of bowel retraining programs.
Choice C rationale
Encouraging the use of incontinence briefs does not address the underlying issue of bowel incontinence and may not help in establishing a regular bowel routine. This intervention is more focused on managing the symptoms rather than treating the condition.
Choice D rationale
Administering a glycerin suppository 15 minutes after meals can stimulate bowel movements, but it is not the first-line intervention for establishing a bowel training regimen. This approach may be used as an adjunct to other bowel retraining techniques.
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