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?
Blood pressure is 142/88 mm Hg.
Radial pulse volume is 3+.
2+ edema of fingers and hands.
Capillary refill time is 2 seconds.
The Correct Answer is C
A. Blood pressure is 142/88 mm Hg:
While elevated blood pressure may have implications for cardiovascular health, it is not directly related to oxygen saturation levels measured by a pulse oximeter.
B. Radial pulse volume is 3+:
A strong radial pulse volume suggests adequate peripheral perfusion, which would not typically contribute to a low oxygen saturation reading.
C. 2+ edema of fingers and hands:
Edema of the fingers and hands can impair the transmission of light through tissues, which may interfere with the accuracy of oxygen saturation readings obtained from a pulse oximeter. Edematous tissues may absorb light and lead to falsely low readings.
D. Capillary refill time is 2 seconds:
Normal capillary refill time indicates adequate peripheral circulation, which would not typically contribute to a low oxygen saturation reading.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A. How many popsicles are available.
This information might be helpful for logistical purposes or to assess how much the child has consumed, but it's not directly relevant to ensuring the appropriateness of the popsicles for a clear liquid diet.
B. If the popsicles are completely frozen.
While it's important that popsicles are properly frozen to avoid potential choking hazards, this does not address whether the popsicles meet the dietary requirement of clear liquids.
C. The color and flavor of gelatin used.
While this might be of interest, the key concern is whether the popsicles contain any non-clear components like fruit or pulp.
D. Whether they contain pulp or fruit.
For a child who needs clear liquids, it is important to ensure that the popsicles do not contain any solids like fruit or pulp. Clear liquids are meant to be easily digestible and not irritate the stomach further. Popsicles with pulp or fruit can be too heavy and might not be appropriate in this situation.
Correct Answer is ["B","C","D","E"]
Explanation
A. Encourage increased fluid intake and measure urinary output every 8 hours:
While hydration and monitoring urinary output are important aspects of overall health care, they are not specifically related to managing chronic pain. Therefore, this intervention may not be directly relevant to addressing the client's pain.
B. Assist the client to ambulate as much as possible during waking hours:
Ambulation helps maintain mobility, prevent complications like muscle atrophy and deep vein thrombosis, and can improve overall well-being. For clients with chronic pain, assisting with ambulation can be beneficial in managing pain and improving quality of life. The goal is to balance activity with the client's pain tolerance and capabilities.
C. Determine client's subjective measure of pain using a numerical pain scale:
Using a numerical pain scale helps assess the intensity of pain and monitor changes over time. It provides valuable information for tailoring pain management strategies to the client's needs and allows for evaluating the effectiveness of interventions.
D. Provide comfort measures such as topical warm application and tactile massage:
Comfort measures such as warm applications and massage can help alleviate pain and promote relaxation. These interventions address the client's comfort and well-being, making them appropriate for inclusion in the plan of care for managing chronic pain.
E. Implement a 24-hour schedule of routine administration of prescribed analgesic:
Establishing a regular schedule of analgesic administration helps maintain consistent pain control and prevents breakthrough pain. This intervention is essential for managing chronic pain effectively and promoting the client's comfort and quality of life.
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