A nurse is admitting a client who has acute heart failure following a myocardial infarction (MI). The nurse recognizes that which of the following prescriptions by the provider requires clarification?
0.9% normal saline IV at 50 mL/hr continuous.
Laboratory testing of serum potassium upon admission.
Bumetanide 1 mg IV bolus every 12 hr.
Morphine sulfate 2 mg IV bolus every 2 hr PRN pain.
The Correct Answer is A
Choice A rationale
Administering 0.9% normal saline IV at 50 mL/hr continuously in acute heart failure can exacerbate fluid overload, worsening symptoms like pulmonary edema.
Choice B rationale
Serum potassium testing is essential in heart failure management due to potential electrolyte imbalances from medications like diuretics.
Choice C rationale
Bumetanide, a loop diuretic, is used to manage fluid overload in acute heart failure by promoting diuresis and reducing volume overload.
Choice D rationale
Morphine sulfate can help alleviate pain and anxiety in heart failure patients, reducing oxygen demand and improving symptoms.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is {"dropdown-group-1":"C","dropdown-group-2":"B"}
Explanation
Rationale for correct answers:
- Gastroesophageal reflux disease (GERD): GERD is a condition where stomach acid frequently flows back into the tube connecting the mouth and stomach (esophagus). This backwash (acid reflux) can irritate the lining of the esophagus and lead to symptoms such as heartburn and pain between the shoulder blades. The client’s report of pain between the shoulder blades and history of hypertension aligns with GERD symptoms.
- Severe pain between shoulder blades and history of hypertension: These symptoms indicate the possibility of GERD. The client's pain is exacerbated by activity, which is a common characteristic of reflux pain. Also, a history of hypertension increases the likelihood of GERD due to its association with increased abdominal pressure.
Rationale for incorrect answers (Response 1 Options):
- Myocardial infarction: A myocardial infarction (heart attack) would typically present with elevated troponin levels and possibly ST-segment elevation on ECG. The client’s troponin levels are within normal limits (normal troponin I levels are typically less than 0.04 ng/mL) and ECG shows no ST-segment elevation, making this diagnosis less likely.
- Aortic dissection: This condition would usually present with severe, sudden chest pain that radiates to the back, and it is a medical emergency. The client's presentation does not fit the acute, severe pain typically associated with aortic dissection, and there is no mention of sudden onset or ripping/tearing sensation.
- Musculoskeletal strain: This condition would likely be characterized by localized tenderness and pain with movement. The client denies radiation of pain, and the pain is exacerbated by activity, which can overlap with GERD rather than musculoskeletal strain.
Rationale for incorrect answers (Response 2 Options):
- Elevated troponin levels and ST-segment elevation on ECG: These findings are indicative of myocardial infarction. The client’s troponin levels are within normal limits, and the ECG shows sinus rhythm with no ST-segment elevation, making myocardial infarction unlikely.
- Heartburn and regurgitation after meals: While these are classic symptoms of GERD, the client's primary complaint is severe pain between the shoulder blades. The absence of these specific symptoms in the client’s report does not support this option as the primary evidence.
- Localized tenderness and pain with movement: These symptoms are more characteristic of a musculoskeletal strain. The client's pain does not exhibit localized tenderness, and although it is activity-related, it lacks the hallmark features of a musculoskeletal strain.
Correct Answer is C
Explanation
Choice A rationale
Increased PAWP indicates left-sided heart failure, as it measures pressure in the left atrium and left ventricle. Right-sided heart failure typically presents with systemic venous congestion rather than pulmonary congestion. Normal PAWP: 6-12 mmHg.
Choice B rationale
Decreased specific gravity is not a typical finding in right-sided heart failure. Specific gravity measures urine concentration and can vary based on fluid intake and kidney function. Normal range: 1.005-1.030.
Choice C rationale
Ascending dependent edema results from increased venous pressure and fluid retention in the lower extremities, common in right-sided heart failure due to impaired venous return and fluid overload.
Choice D rationale
Decreased BNP is not characteristic of heart failure. BNP levels increase in response to ventricular volume expansion and pressure overload. Elevated BNP aids in diagnosing heart failure. Normal BNP: <100 pg/mL. .
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