Q1
A patient with long-standing chronic obstructive pulmonary disease reports severe shortness of breath and audible wheezing while ambulating to the bathroom. Which breathing strategy is the MOST appropriate initial intervention to reduce dyspnea during this activity?
- A Diaphragmatic breathing with all tasks
- B Pursed-lip breathing coordinated with the task
- C Incentive spirometry before ambulation
- D High-load inspiratory muscle training using a threshold device