ACCS Practice Exam 2025 – Complete Test Preparation Guide

When approaching a low pressure alarm on a ventilated patient with diminished breath sounds, it is crucial to assess the potential causes of these alarms. A low pressure alarm often indicates a disconnection from the ventilatory circuit, a leak in the endotracheal tube cuff, or an inadequate seal, potentially leading to inadequate ventilation and oxygenation.

In this scenario, diminished breath sounds can suggest that there may be a significant airway issue, such as an incorrect placement or obstruction of the endotracheal tube. Using a tube exchanger to replace the ET tube is an appropriate action because it allows for re-establishing a secure airway quickly. This method minimizes the risk of extubation and can facilitate a more permanent solution if an issue exists in the current tube. It ensures the patient can be ventilated adequately and improves overall respiratory management.

While supplemental oxygen may provide short-term relief, it does not address the underlying cause of the low pressure and diminished breath sounds. Utilizing a bag-valve mask can aid in ventilation in an emergency but may not provide the control or protection needed in a critical situation. Increasing the respiratory rate without addressing the cause of the low pressure would not resolve the underlying problem and could lead to further complications. Therefore, replacing the