During mоrning rоunds, the nurse аssesses the fоllowing vitаl signs for а patient admitted for acute exacerbation of chronic obstructive pulmonary disorder (COPD). The patient is lying flat in bed and complains of dyspnea. Vital Signs: blood pressure 134/84, heart rate 90, respiratory rate 26, and SpO2 88% on 2L of oxygen per nasal cannula.The nurse identifies a nursing diagnosis of ineffective breathing pattern related to obstruction of airflow and anxiety. Based on this information, what is the first action the nurse should take?