Which action should the nurse take first when the low pressure alarm sounds for a patient who has an arterial line in the left radial artery?
Re-zero the monitoring equipment.
Check the left hand for pallor.
Fast flush the arterial line.
Assess for dysrhythmias
The Correct Answer is B
B. Checking the left hand for pallor can help assess peripheral perfusion and determine if there is adequate blood flow distal to the arterial line insertion site. Pallor in the left hand could indicate decreased perfusion, which may contribute to the low-pressure alarm.
A. Re-zeroing the monitoring equipment may be necessary to ensure accurate pressure readings. However, it should not be the first action taken when the low-pressure alarm sounds. Before re-zeroing, the nurse should assess the patient's condition to ensure there are no immediate issues affecting arterial pressure.
C. Fast flushing the arterial line is not typically the first action to take when the low-pressure alarm sounds. Fast flushing may increase the risk of dislodging the catheter or causing air embolism if there is a problem with the line.
D. Assessing for dysrhythmias should be part of the overall assessment but may not be the first action taken in response to the alarm.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. Prone positioning involves turning the patient onto their abdomen to improve ventilation-perfusion matching by redistributing ventilation to the dorsal lung regions, where perfusion is typically better in ARDS patients.
B. Semi-recumbent positioning may be used to prevent aspiration and reduce the risk of VAP but is not as effective as prone positioning for improving V/Q matching.
C. Albumin infusion is not specific interventions for improving ventilation-perfusion matching in ARDS and should be considered based on other clinical indications.
D. Transfusion of packed red blood cells (PRBC) may be indicated in cases of severe anemia or hypoxemia due to inadequate oxygen-carrying capacity. However, it is not a primary intervention for improving ventilation-perfusion matching in ARDS
Correct Answer is ["B","D","E"]
Explanation
B. This is an essential nursing intervention to ensure that the ventilator is delivering the appropriate settings as ordered by the healthcare provider. Ventilator settings may need to be adjusted based on the client's condition, so daily verification is important for patient safety and optimal ventilator management.
D. Pantoprazole is a proton pump inhibitor commonly used to prevent stress ulcers in critically ill patients receiving mechanical ventilation. It helps reduce gastric acid secretion and can prevent complications such as gastrointestinal bleeding. Administering pantoprazole as prescribed is an appropriate intervention to prevent complications related to stress ulcers in ventilated patients.
E. Elevating the head of the bed to at least 30 degrees is a crucial intervention to prevent ventilator- associated pneumonia (VAP) by reducing the risk of aspiration. This position helps promote drainage of oral and gastric secretions, reducing the likelihood of aspiration into the lungs. It's considered a standard practice in ventilated patients to minimize the risk of pulmonary complications.
A. Apply restraints if the client becomes agitated: While it may be necessary to use restraints in certain situations to ensure the safety of the client and prevent self-extubation or injury, they should be used judiciously and only when other measures to manage agitation have failed. Restraints should not be the first-line intervention and should be used in accordance with facility policies and regulations.
C. Repositioning the endotracheal tube to the opposite side of the mouth daily is not a standard nursing intervention. Once the endotracheal tube is properly positioned and secured, it should not routinely need to be repositioned unless clinically indicated due to complications such as mucosal irritation or tube displacement.
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