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Home Q & A Board Biology-Related Homework Help Medicine Nursing and Clinical
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colleen colleen
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11 years ago
The nurse, caring for an elderly patient, realizes that the patient is at risk for problems related to the volume of air remaining in the lungs because of which of the following?
1. Elasticity of lungs decreases with age.
2. Older adults have a more rapid respiratory rate.
3. There is a tightening of the diaphragm with age.
4. Intercostal muscles become weaker with age.
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Sunshine ☀ ☼

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10 years ago
4 -- As a person ages, the intercostal muscles become weak. This reduces the movement of the chest wall. Elasticity of the diaphragm, not necessarily of the lungs, is lost, and the diaphragm flattens, or tightens. The respiratory rate of well older adults slows, not increases, with age.
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