A client with severe bronchial pneumonia has been receiving oxygen, respiratory treatments, antibiotics, and intravenous fluids.
Which arterial blood gas result would indicate that the treatment has been effective?
pH, 7.32; pCO2, 47 mm Hg; HCO3, 29 mEq/L; pO2, 80.
pH, 7.34; pCO2, 49 mm Hg; HCO3, 27 mEq/L; pO2, 77.
pH, 7.38; pCO2, 40 mm Hg; HCO3, 25 mEq/L; pO2, 88.
pH, 7.48; pCO2, 43 mm Hg; HCO3, 23 mEq/L; pO2, 85.
The Correct Answer is C
This is because it shows a normal pH, pCO2, HCO3 and pO2, indicating that the treatment has been effective in restoring normal gas exchange and acid- base balance.
Choice A is wrong because it shows a low pH, high pCO2 and high HCO3, indicating a mixed respiratory and metabolic acidosis.
Choice B is wrong because it shows a low pH, high pCO2 and low HCO3, indicating a combined respiratory and metabolic acidosis.
Choice D is wrong because it shows a high pH, low pCO2 and low HCO3, indicating a mixed respiratory and metabolic alkalosis.
The normal ranges for arterial blood gas (ABG) are:
- pH: 7.35 – 7.45
- pO2: 10 – 14 kPa or 75 – 105 mmHg
- pCO2: 4.5 – 6 kPa or 34 – 45 mmHg
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
Determining whether chest pain has been relieved. This is because nitroglycerin is a medication that is used to treat chest pain caused by cardiac origin or acute pulmonary edema. The main action of nitroglycerin is to relax and dilate the blood vessels, which reduces the workload of the heart and improves blood flow to the heart muscle.
Therefore, the most important nursing action after administering nitroglycerin sublingually is to assess if the chest pain has subsided or not.
Choice A is wrong because monitoring the client’s respiratory rate and effort is not the most important action after giving nitroglycerin. Although nitroglycerin can cause hypotension and bradycardia, which may affect the respiratory status, these are side effects that can be managed and are not life-threatening as chest pain.
Choice B is wrong because warning the client to lie still to prevent a headache is not a priority after giving nitroglycerin. Nitroglycerin can cause headache as a side effect, but this can be treated with analgesics and does not require the client to lie still. Moreover, lying still may increase the risk of venous thromboembolism in a client with peripheral vascular disease.
Choice D is wrong because verifying that the sublingual tablet produced a tingling sensation is not essential after giving nitroglycerin.
Although some sublingual tablets may produce a tingling sensation, this is not a reliable indicator of the drug’s effectiveness
Correct Answer is ["A","C"]
Explanation
These interventions help the client to cope with stress by enhancing their social support and teaching them skills to manage stressors.
Choice B is wrong because sedative hypnotics may cause dependence and do not address the underlying causes of stress.
Choice D is wrong because discussing factors that contribute to stress may increase the client’s anxiety and does not provide any solutions.
The normal range for coping is to use adaptive strategies that reduce stress and promote well-being.
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