1. The intensive care unit (ICU) nurse is caring for a client on a ventilator who is exhibiting respiratory distress. The ventilator alarms are going off. Which intervention should the nurse implement first?

2. You are supervising a student nurse who is performing tracheostomy care for a patient. Which action by the student would cause you to intervene?

3. You are evaluating and assessing a patient with a diagnosis of chronic emphysema. The patient is receiving oxygen at a flow rate of 5 L/min by nasal cannula. Which finding concerns you immediately?

4. The client with a right-sided pneumothorax had chest tubes inserted 2 hours ago. There is no fluctuation in the water-seal chamber of the Pleurovac. Which intervention should the nurse implement first?