Chapter 37 bronchodilators and other respiratory drugs
Diseases of the Lower Respiratory Tract - COPD Asthma Emphysema Chronic bronchitis Bronchial Asthma - -Recurrent and reversible shortness of breath Occurs when the airways of the lungs become narrow as a result of: -Bronchospasms -Inflammation of the bronchial mucosa -Edema of the bronchial mucosa -Production of viscid mucus -Alveolar ducts/alveoli remain open, but airflow to them is obstructed Symptoms -Wheezing -Difficulty breathing
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diseases of the lower respiratory tract copd asthma emphysema chronic bronchitis bronchial asthma recurrent and reversible shortness of breath occurs when the airways of the lungs become narrow a