NCLEX RN· RN Fluid and Electrolytes · Fluid and Electrolytes NCLEX RN Questions
Full Question & Rationale Repository
Showing all 5 practice questions with expert explanatory rationales.
The nurse is caring for a client with chronic obstructive pulmonary disease (COPD) who is currently receiving mechanical ventilation. After reviewing the client's arterial blood gas (ABG), the nurse identifies this ABG as Laboratory: pH 7.24 [7.35-7.45], PaCO2 48 mm Hg [35-45 mm Hg], HCO3 23 mEq/L [22-28 mEq/L], PaO2 90 mm Hg [80-100 mm Hg]
Expert Explanatory Rationale
Correct Answer: respiratory acidosis
The nurse is working in the emergency department caring for a client with diabetic ketoacidosis (DKA). Which of the following arterial blood gas (ABG) results would be expected?
Expert Explanatory Rationale
Correct Answer: pH = 7.31 [7.35-7.45]; PaO2 = 90 mm Hg [80-100 mm Hg]; PaCO2 = 37 mm Hg [35-45 mm Hg]; HCO3- = 15 mEq/L [22-28 mEq/L]
The nurse interprets this ABG result as Laboratory: pH 7.62 [7.35-7.45], PaCO2 19 mmHg [35-45 mm Hg], HCO3- 24 mEq/L [22-28 mEq/L], PaO2 85 mmHg [80-100 mm Hg]
Expert Explanatory Rationale
Correct Answer: uncompensated respiratory alkalosis
The nurse reviews a client's arterial blood gas results. Based on the results, the nurse plans to obtain a physician's order to Laboratory: pH 7.33 [7.35-7.45], PaCO2 39 mm Hg [35-45 mm Hg], HCO3 24 mEq/L [22-28 mEq/L], PaO2 72 mm Hg [80-100 mm Hg]
Expert Explanatory Rationale
Correct Answer: administer supplemental oxygen
Which of the following abnormalities in the arterial blood gas (ABG) would be consistent with a client who has overdosed on clonazepam?
Expert Explanatory Rationale
Correct Answer: respiratory acidosis
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