A nurse is teaching a client who has flail chest about ways to prevent further respiratory complications. Which of the following statements indicates a need for further teaching?

A. "I should breathe deeply." Deep breathing prevents atelectasis and promotes gas exchange. B. "I should cough frequently." Frequent coughing helps clear secretions and prevent pneumonia. C. "I should avoid pain medications as much as possible." This is incorrect. Adequate pain control is essential for effective breathing and coughing. Pain medications should not be avoided without cause. D. "I should use an incentive spirometer regularly." Incentive spirometry is essential to prevent respiratory complications.