A client has a nasogastric (NG) tube placed during abdominal surgery. During postoperative convalescence, the nurse identifies that the client is manifesting a hand tremor, muscle twitching, and confusion. Which arterial blood gases consistent with metabolic alkalosis should the nurse report to the healthcare provider?
Reference Range pH 17.35 to 7.45]
PaCO2 135 to 45 mm Hg]
HCO3 [21 to 28 mEq/L or 21 to 28 mmol/L]
PaO2 [80 to 100 mm Hg]
pH 7.30, PCO, 20 mm Hg, HCO, 22 mEq/L (22 mmol/L), PO, 85 mm Hg.
pH 7.46, PCO, 55 mm Hg, HCO, 36 mEq/L (36 mmol/L), PO, 95 mm Hg.
pH 7.49, PCO, 45 mm Hg, HCO, 32 mEq/L (32 mmol), PO, 90 mm Hg.
pH 7.29, PCO, 35 mm Hg, HCO, 25 mEq/L (25 mmol/L), PO, 99 mm Hg.
The Correct Answer is B
B. pH 7.46, PCO2 55 mm Hg, HCO3 36 mEq/L, PO2 95 mm Hg
The pH is high (alkalotic).
The HCO3 level is elevated, indicating metabolic alkalosis.
The PCO2 is high (respiratory acidotic picture due to secondary response). This option matches the criteria for metabolic alkalosis.
A. pH 7.30, PCO2 20 mm Hg, HCO3 22 mEq/L, PO2 85 mm Hg
The pH is low (acidic), not alkalotic.
The HCO3 level is within the normal range.
The PCO2 is low, which could indicate respiratory alkalosis. This option does not match the criteria for metabolic alkalosis.
C. pH 7.49, PCO2 45 mm Hg, HCO3 32 mEq/L, PO2 90 mm Hg The pH is high (alkalotic).
The HCO3 level is elevated, indicating metabolic alkalosis. The PCO2 is within the normal range.
This option does not meet the criteria for metabolic alkalosis D pH 7.29, PCO2 35 mm Hg, HCO3 25 mEq/L, PO2 99 mm Hg
The pH is low (acidic), not alkalotic. The HCO3 level is low, not elevated. The PCO2 is within the normal range.
This option does not match the criteria for metabolic alkalosis.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["A","B","D","E","G"]
Explanation
A. Hand hygiene is essential to prevent the transmission of microorganisms and maintain infection control standards.
B. Verifying the client's identity using two unique identifiers, such as name and date of birth, helps prevent errors and ensures that the intervention is performed on the correct individual.
D. Assessing the skin around the face helps identify any abnormalities, irritation, or contraindications to applying the face mask, such as open wounds or dermatitis.
E. Wearing gloves helps prevent the transmission of microorganisms and protects both the nurse and the client during the application of the face mask.
G. Assessing respiratory function helps determine the client's need for the face mask and ensures that it is applied appropriately based on the client's respiratory status and needs.
C. While it's important to address the client's toileting needs, determining whether the client needs to go to the bathroom is not directly related to the application of a face mask unless there are specific concerns about the client's comfort or ability to tolerate the mask.
F. Brushing the client's teeth is not typically performed before applying a face mask unless there are specific clinical indications or the client requests oral care. However, oral care may be performed as part of routine hygiene practices or if the client is intubated and oral hygiene is necessary.
Correct Answer is ["C","E","H"]
Explanation
A. Send blood for a complete blood count, electrolytes: This is appropriate for assessing the client's overall health status and electrolyte balance, which may be affected by pneumonia and enalapril therapy.
B.Enalapril 10 mg every morning: This is the client's maintenance dose of enalapril for managing hypertension, and it should be continued unless there are specific contraindications or concerns about renal function.
C.Ibuprofen is a nonsteroidal anti-inflammatory drug (NSAID) that can increase blood pressure and interfere with the antihypertensive effects of enalapril. Additionally, NSAIDs can potentially worsen renal function, which may already be compromised in a client with pneumonia.
D.Admit to the medical floor: This is appropriate for a client with pneumonia who may require close monitoring and management of respiratory status and other complications.
E.Supplemental oxygen 10 L/min via nasal cannula: High-flow oxygen can decrease respiratory drive and potentially worsen ventilation-perfusion (V/Q) matching, especially in clients with pneumonia.
F.Vital signs every 4 hours: Regular monitoring of vital signs is essential for assessing the client's response to treatment and identifying any signs of deterioration.
G.Continuous pulse oximetry: Continuous pulse oximetry provides real-time monitoring of oxygen saturation and helps assess the effectiveness of oxygen therapy and the client's respiratory status.
H.While a chest x-ray is often indicated for diagnosing pneumonia, ordering it "now" may not be necessary unless the client's condition is unstable or if there are specific concerns regarding the severity of the pneumonia
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