Which statement by a patient with respiratory failure indicates that more teaching is needed about use of the incentive spirometer, which promotes deep breathing?
A) "The incentive spirometer helps me take deep breaths."
B) "The incentive spirometer helps to open the alveoli in my lungs."
C) "The incentive spirometer helps my lungs exchange oxygen and carbon dioxide more effectively."
D) "The incentive spirometer improves retention of carbon dioxide."
D) "The incentive spirometer improves retention of carbon dioxide."
Explanation: A) Deep breathing is a simple technique for improving breathing. Use of incentive spirometry assists in taking sustained inhalations to maximize diffusion and improve alveolar surface area.
B) Deep breathing is a simple technique for improving breathing. Use of incentive spirometry assists in taking sustained inhalations to maximize diffusion and improve alveolar surface area.
C) Deep breathing is a simple technique for improving breathing. Use of incentive spirometry assists in taking sustained inhalations to maximize diffusion and improve alveolar surface area, thereby improving exchange of gasses in the alveoli.
D) Maximizing diffusion and improving alveolar surface area improves the movement of carbon dioxide out of the blood to be exhaled by the lungs.
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