byssinosis , copd , cotton fever and cotton pneumoconiosis may be different types of responses due to the different duration of exposure , the different parts of bronchial tree ( upper respiratory tract , small airway , and respiratory part ) where deposition occurs , and the different components of cotton dust ( broken cotton fibers , bracts , pericarps , bacteria , and fungi ) .
C0006542
byssinosis
C0032273
pneumoconiosis