Robert has been a smoker for two years. For the past three months he has been coughing up mucus and wheezing. His symptoms suggest he may have

Question

Quizplus · Accepted Answer

Robert's symptoms of coughing up mucus and wheezing are common indicators of chronic bronchitis. Emphysema may also cause difficulty breathing but typically does not produce mucus, and asthma symptoms typically involve shortness of breath and chest tightness rather than coughing up mucus.

Robert Has Been a Smoker for Two Years