Most congenital voice disorders are treated pharmaceutically. True False 2. It is likely that vocal nodules occur, at least in part, as a result of collision forces. True False 3. True False 4.
Polyps can be peduncular or sessile, and are usually viral in origin.
True False 5. Papillomas are benign epithelial tumors. True False 6. True False 7. In attempting to determine the causes of a voice disorder, it may be useful to distinguish between predisposing factors and precipitating factors.