A nurse is preparing to infuse one unit, 330 mL, of packed red blood cells over 4 hours to a patient with heart failure. The nurse should set the pump to deliver how many mL/hr?
Round to the nearest whole number.
The Correct Answer is ["83"]
To calculate the infusion rate, divide the total volume of fluid to be infused by the total time over which the infusion should occur.
\(\frac{330 \text{ mL}}{4 \text{ hours}} = 82.5 \text{ mL/hr}\)
Rounding to the nearest whole number, the nurse should set the pump to deliver 83 mL/hr.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Choice A reason:
Palpating the bladder for distention is the first action the nurse should take. The patient's symptoms suggest autonomic dysreflexia, a condition that can be triggered by bladder distention. Relieving the distention can help resolve the hypertensive crisis.
Choice B reason:
Initiating oxygen via a nasal cannula may be necessary if the patient is experiencing respiratory distress, but it is not the primary intervention for autonomic dysreflexia. The focus should be on identifying and resolving the triggering cause.
Choice C reason:
Placing the patient in a supine position is contraindicated in autonomic dysreflexia as it can worsen the condition by further increasing blood pressure. The patient should be positioned upright if tolerated.
Choice D reason:
Administering a prescribed beta-blocker may help lower blood pressure, but it is not the first action. The underlying cause of autonomic dysreflexia must be addressed to prevent recurrence.
Correct Answer is D
Explanation
Choice A reason:
Mechanical ventilation is not typically required for patients with rib fractures unless there is severe respiratory compromise or other underlying issues that necessitate ventilatory support.
Choice B reason:
Preparing for a chest tube is not generally required for isolated rib fractures unless there is an associated pneumothorax or hemothorax. Chest tubes are used to manage complications that involve air or blood in the pleural space.
Choice C reason:
Needle decompression is performed in emergencies to relieve tension pneumothorax. This procedure is not indicated for simple rib fractures without evidence of a tension pneumothorax.
Choice D reason:
An intercostal nerve block for pain management is an appropriate intervention for a patient with rib fractures. It helps control pain, allowing the patient to breathe deeply and cough effectively, which is important for preventing complications such as pneumonia.
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