A patient who is in hypovolemic shock has the following clinical signs: BP 80/55 mmHg, heart rate 120 beats/min, and urine output of 20 mL/hr. After administering an IV fluid bolus, which of these signs is the best indication of improved perfusion?
Urine output increases to 35 mL/hr.
Heart rate decreases to 105 beats/min.
Systolic blood pressure increases to 85 mmHg.
Right atrial pressure decreases.
The Correct Answer is A
Choice A reason: An increase in urine output to 35 mL/hr is the best indication of improved perfusion. Urine output is a direct measure of kidney function and perfusion. When the kidneys receive adequate blood flow, they are able to produce urine. An increase in urine output indicates that the patient's kidneys are being perfused more effectively, which is a reliable sign of overall improved perfusion status.
Choice B reason: A decrease in heart rate to 105 beats/min is a positive sign, as it indicates a reduction in the stress response and an improvement in hemodynamic status. However, it is not as direct an indicator of improved perfusion as urine output. Heart rate can be influenced by many factors, and while a lower heart rate is generally a good sign, it does not specifically indicate improved organ perfusion.
Choice C reason: An increase in systolic blood pressure to 85 mmHg is an indication of improved hemodynamic stability, but it is not as sensitive a measure of perfusion as urine output. Blood pressure provides information about the pressure within the arteries but does not directly indicate how well the organs and tissues are being perfused.
Choice D reason: A decrease in right atrial pressure is not typically an indicator of improved perfusion. Right atrial pressure reflects the pressure in the right atrium of the heart, which can be influenced by various factors, including fluid status and cardiac function. It is not a direct measure of perfusion to vital organs and tissues.
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Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
Choice A reason: Inotropic drugs are used to improve the strength of the heart's contractions and support cardiac output in cases of heart failure or cardiogenic shock. While they may be used as supportive therapy in septic shock to maintain blood pressure and perfusion, they are not the primary treatment.
Choice B reason: Antibiotics are the primary and most crucial therapy for managing septic shock. Septic shock is caused by a severe infection that leads to systemic inflammation and organ dysfunction. Prompt administration of broad-spectrum antibiotics is essential to target the underlying infection and prevent the progression of septic shock. Antibiotic therapy is initiated as soon as possible, often after obtaining blood cultures to identify the causative pathogen.
Choice C reason: Antidysrhythmic drugs are used to manage abnormal heart rhythms, such as atrial fibrillation or ventricular tachycardia. They are not specific to the treatment of septic shock but may be used if the patient develops arrhythmias as a complication of the shock state.
Choice D reason: Beta blockers are used to manage hypertension and certain types of arrhythmias by reducing the heart rate and the workload on the heart. They are not typically used in the acute management of septic shock and may even be contraindicated due to their potential to decrease cardiac output.
Correct Answer is A
Explanation
Choice A reason: Obtaining daily weights of the client is the best action to assess the therapeutic effect of furosemide in managing early chronic kidney disease. Daily weights provide valuable information about fluid balance and the effectiveness of the diuretic in reducing fluid retention. Consistent weight monitoring helps determine if the medication is achieving its goal of managing fluid overload, which is a common issue in CKD patients.
Choice B reason: Assessing acid-base balance is important in managing CKD, but it is not the primary action to assess the therapeutic effect of furosemide. While diuretics can influence electrolyte levels and acid-base balance, monitoring fluid status through daily weights is more directly related to evaluating the effectiveness of the medication.
Choice C reason: Assessing the client's serum creatinine is crucial for monitoring kidney function and progression of CKD. However, it is not the primary action to determine the therapeutic effect of furosemide. The focus of furosemide therapy is to manage fluid balance, and daily weights provide a more immediate and relevant assessment of this effect.
Choice D reason: Auscultating heart sounds is part of a comprehensive assessment of a CKD patient, but it is not the best action to evaluate the therapeutic effect of furosemide. Heart sounds can provide information about cardiac function and potential complications, but they do not directly measure the effectiveness of fluid management achieved by the diuretic.
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