| A | B |
| Asthma | condition in which narrowing of the airways impedes breathing |
| COPD | disease process in which the lungs have decreased ability for gas exchange; also known as emphysema and chronic bronchitis |
| Cystic Fibrosis | inherited disease that causes production of very thick mucus in the respiratory tract & affects the pancreas & sweat glands |
| Decongestants | drugs that reduce swelling of the mucous membranes by constricting dilated blood vessels |
| Metered dose inhaler (MDI) | device for supplying medications to the lungs through inhalation |
| Productive cough | cough that expectorates mucous secretions from respiratory tract |
| Sputum | fluid coughed up from the lungs & bronchial tissues |
| Viscosity | thickness of a solution or fluid |