The nurse is caring for the child who has returned from surgery. Select the 2 interventions the nurse should perform.

Postoperatively, deep breathing exercises are critical to prevent atelectasis and promote lung expansion following general anesthesia. Applying oxygen supports oxygenation during the immediate postoperative recovery period. Antiemetics, pain medication, and dressing reinforcement may be appropriate based on assessment findings but are not the standard first two postoperative nursing interventions without further data suggesting nausea, pain, or saturated dressings.