A nurse is caring for a client who is using a ventilator when the low-pressure ventilator alarm sounds. Which of the following actions should the nurse take?
Suction secretions from the endotracheal tube.
Check the ventilator tubing connections.
Administer intravenous sedation and analgesia.
Reassure the client and instruct them not to bite on the tube.
The Correct Answer is B
Choice A Reason:
Suctioning secretions from the endotracheal tube is a common intervention for high-pressure alarms, which indicate an obstruction in the airway. However, a low-pressure alarm typically signals a disconnection or leak in the ventilator system, not an obstruction.
Choice B Reason:
Checking the ventilator tubing connections is the appropriate response to a low-pressure alarm. This alarm usually indicates a disconnection or leak in the ventilator circuit, which can compromise the delivery of adequate ventilation to the patient. Ensuring all connections are secure is the first step in troubleshooting this issue.
Choice C Reason:
Administering intravenous sedation and analgesia is not directly related to addressing a low-pressure ventilator alarm. While sedation may be necessary for patient comfort and to prevent agitation, it does not resolve the underlying issue of a disconnection or leak in the ventilator system.
Choice D Reason:
Reassuring the client and instructing them not to bite on the tube is more relevant to high-pressure alarms, where patient actions such as biting the tube can cause increased airway resistance. It does not address the cause of a low-pressure alarm, which is typically due to a disconnection or leak.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
Choice A Reason
Place several pillows behind the client’s head. This intervention is incorrect. Placing several pillows behind the client’s head can lead to neck flexion, which can increase intracranial pressure by obstructing venous outflow from the brain.
Choice B Reason
Place the client in a lateral semi-prone recumbent position. This position is not ideal for managing increased intracranial pressure. The optimal position is to keep the head of the bed elevated at 30 degrees with the neck in a neutral position to promote venous drainage and reduce ICP.
Choice C Reason
Keep the client’s neck in a midline position. This is the correct intervention. Keeping the neck in a midline position helps to ensure proper venous drainage from the brain, thereby reducing intracranial pressure. It is a standard practice in managing patients with elevated ICP.
Choice D Reason
Maintain flexion of the client’s hips at a 90-degree angle. This intervention is incorrect. Flexion of the hips can increase intra-abdominal pressure, which in turn can increase intracranial pressure. It is important to avoid hip flexion in patients with elevated ICP.
Correct Answer is B
Explanation
Choice A Reason:
The dressing for a PICC line should be changed every 7 days or sooner if it becomes wet, soiled, or loose. Therefore, a dressing change 7 days ago is within the recommended guidelines and does not necessarily require immediate notification of the provider.
Choice B Reason:
An increase in the circumference of the client’s upper arm by 10% can indicate swelling, which may be a sign of complications such as infection, thrombosis, or infiltration. This finding should be promptly reported to the provider for further evaluation and intervention.
Choice C Reason:
The catheter not being used for 8 hours is not typically a cause for concern as long as it is properly flushed and maintained. PICC lines can remain in place for extended periods without use, provided they are flushed regularly to prevent occlusion.
Choice D Reason:
Flushing the catheter with 10 mL of sterile saline after medication use is a standard practice to maintain patency and prevent blockage This action does not require notification of the provider unless there are other associated complications.
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