A 35-year-old patient arrives at the Emergency Department in acute respiratory failure. What assessment information does the nurse prioritize as needing immediate action?
Respirations are labored and shallow.
PaO2 50 mmHg.
PaCO2 32 mmHg.
Respiratory rate 32 breaths/min.
The Correct Answer is A
Choice A reason: Labored and shallow respirations indicate that the patient is struggling to breathe and may not be ventilating effectively. This can quickly lead to respiratory fatigue and failure, and it requires immediate intervention to support the patient's airway and breathing.
Choice B reason: A PaO2 level of 50 mmHg is significantly low, indicating hypoxemia. This is concerning and requires attention, but the immediate visual and tactile signs of labored and shallow breathing take precedence as they are indicative of the patient's overall respiratory effort and ability to maintain adequate ventilation.
Choice C reason: A PaCO2 level of 32 mmHg is low and suggests hyperventilation. While this finding is important, it is not as immediately critical as labored and shallow respirations, which can quickly deteriorate into complete respiratory failure.
Choice D reason: A respiratory rate of 32 breaths/min indicates tachypnea, which is a sign of respiratory distress. However, the quality of respirations (labored and shallow) is a more immediate concern as it directly affects the patient's ability to ventilate and oxygenate effectively.
Nursing Test Bank
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: Placing the patient on a cardiac monitor immediately is crucial due to the elevated potassium level (6.9), which can cause life-threatening cardiac arrhythmias. Continuous cardiac monitoring allows for the early detection and prompt management of any arrhythmias that may occur.
Choice B reason: Weighing the patient immediately is important for assessing fluid status and for calculating appropriate medication dosages. In patients with acute kidney injury, monitoring fluid balance is critical to prevent fluid overload and ensure accurate treatment.
Choice C reason: Anticipating a fluid bolus is not appropriate for this patient. Fluid overload can exacerbate kidney injury and worsen the patient's condition. Fluid management should be carefully tailored based on the patient's overall clinical status and needs.
Choice D reason: Asking to have the laboratory redraw the blood specimen is unnecessary if the initial results are accurate and timely. The focus should be on addressing the critical findings, such as hyperkalemia, rather than retesting.
Choice E reason: Anticipating an order for a diuretic might be considered, but it is not the immediate priority. Diuretics may be useful in managing fluid overload but do not directly address the immediate life-threatening hyperkalemia.
Choice F reason: Preparing to administer IV insulin and dextrose as ordered is essential for treating hyperkalemia. Insulin helps to shift potassium into cells, thereby lowering the serum potassium level. Dextrose is given concurrently to prevent hypoglycemia caused by insulin administration.
Choice G reason: Administering Kayexalate (sodium polystyrene) as ordered is important for removing excess potassium from the body. Kayexalate works by exchanging sodium for potassium in the intestines, promoting the excretion of potassium in the stool.
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