NURSE-UN24 - A_E I Exam 2 Study Guide.
NURSE-UN24 - A_E I Exam 2 Study Guide/NURSE-UN24 - A_E I Exam 2 Study Guide. Week 5: COPD Chronic obstructive pulmonary disease (COPD) refers to chronic lung disorders that result in blocked airflow in the lungs, and thus retention of CO2. The two main COPD disorders are emphysema and chronic bronchitis. Although these are separate disorders with different pathologic processes, many patients with emphysema also have chronic bronchitis at the same time. o Emphysema: Loss of lung elasticity and abnormal permanent enlargement of the air space distal to the terminal bronchioles result in dyspnea and the need for an increased respiratory rate.
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