The flush for an arterial line should always be infused using a pressure bag.
It depends on the situation.
True
False
Only if the doctor orders it that way.
The Correct Answer is B
A. The use of a pressure bag is standard practice, not situation-dependent.
B. True. The flush solution for an arterial line must be infused using a pressure bag (typically at 300 mmHg) to maintain patency of the line and prevent blood backflow or clot formation.
C. Without a pressure bag, the arterial line is at risk of occlusion and inaccurate pressure readings.
D. This is a standard nursing practice and does not require a specific doctor’s order
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
B. Pulmonary artery catheters typically have multiple lumens that allow for IV access and medication administration.
C. Some pulmonary artery catheters have an atrial sensing electrode to monitor atrial activity.
D. Pulmonary artery catheters can provide continuous cardiac output monitoring using thermodilution or other methods.
A. Therefore, all these features are specialized aspects of pulmonary artery pressure monitoring.
Correct Answer is B
Explanation
A. Elevated heart rate may indicate stress or early hypovolemia but is less urgent than airway concerns.
B. Difficulty swallowing suggests possible airway edema or inhalation injury, which can rapidly progress and compromise the airway—this is the highest priority.
C. Urinary output of 25 mL/hr is low (less than 0.5 mL/kg/hr in most adults) and concerning, but airway issues take precedence.
D. Pain is important to manage but is not immediately life-threatening compared to airway compromise.
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