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Take the Emphysema Quiz

Emphysema is a lung disease that interferes with normal breathing. It's one of a group of lung diseases known collectively as chronic obstructive pulmonary disease (COPD). Other diseases in this group include asthma and chronic bronchitis. According to the American Lung Association, close to 5 million Americans suffer from emphysema. To learn more about this lung disease, take this quiz.

1. Cigarette smoking is the usual cause of emphysema.
2. The main symptom of emphysema is shortness of breath.
3. In emphysema, shortness of breath is caused by permanent damage to the small air sacs (alveoli) and small airways in the lungs.
4. Lung function—the ability to move air into and out of the lungs—declines with age.
5. Emphysema affects only the lungs.
6. Swelling of the ankles can be caused by problems linked to emphysema.
7. If you have emphysema, you should get a yearly flu shot.
8. A doctor diagnoses emphysema with a chest X-ray.