A client reports a 2-day history of fever, vomiting, and diarrhea. The healthcare provider prescribes serum electrolyte levels to be obtained.
Reference Range:
Potassium (K+): 3.5 to 5.0 mEq/L (3.5 to 5.0 mmol/L)
Sodium (Na+): 136 to 145 mEq/L (136 to 145 mmol/L)
Which laboratory results should the nurse expect?
Serum potassium: 3.5 mEq/L (3.5 mmol/L), serum sodium: 142 mEq/L (142 mmol/L)
Serum potassium: 4.5 mEq/L (4.5 mmol/L), serum sodium: 140 mEq/L (140 mmol/L)
Serum potassium: 5.0 mEq/L (5.0 mmol/L), serum sodium: 138 mEq/L (138 mmol/L)
Serum potassium: 3.0 mEq/L (3.0 mmol/L), serum sodium: 149 mEq/L (149 mmol/L)
The Correct Answer is A
Choice A reason: The results are within the normal reference range for both potassium and sodium, which is expected unless the client's condition has led to significant electrolyte imbalances.
Choice B reason: A serum potassium level of 4.5 mEq/L is at the higher end of the normal range, which might not be expected in a client with vomiting and diarrhea, conditions that often lead to lower potassium levels.
Choice C reason: A serum potassium level of 5.0 mEq/L is at the upper limit of the normal range and could indicate hyperkalemia, especially in the context of severe dehydration.
Choice D reason: A serum sodium level of 149 mEq/L is slightly above the normal range and could indicate hypernatremia, which may occur in dehydration but would require further assessment and intervention.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
Choice A reason: While teaching alternative ways to manage pain is important, it does not address the immediate issue of the client not taking the medication as prescribed.
Choice B reason: The client should be instructed to take the medication as prescribed to maintain consistent pain control and prevent breakthrough pain.
Choice C reason: Advising the client to take the medication only with severe pain is contrary to the prescribed regimen and could lead to inadequate pain management.
Choice D reason: It is important to discuss the risks of long-term medication use, but the priority is to ensure that the client understands the importance of taking the medication as prescribed for effective pain management.
Correct Answer is B
Explanation
Choice A reason: Starting with the most difficult questions can make the client uncomfortable and less likely to be open in the discussion.
Choice B reason: Beginning with less sensitive questions can help build rapport and make the client feel more comfortable discussing more intimate details later in the interview.
Choice C reason: Asking questions in a vague, non-specific format can lead to confusion and may not yield the necessary information.
Choice D reason: Sharing personal values is not appropriate as it can bias the interaction and may make the client feel judged or uncomfortable.
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