Cell death in the substantia nigra causes:

Oral verrucous carcinoma:

a. Is usually treated with surgery b. May be related to the use of smokeless tobacco c. Is microscopically well differentiated d. Rarely metastasizes to the lung e. All the above

The ____ division of the autonomic nervous system, whose nerve fibers originate in the thoracic or lumbar area of the spinal cord, serves to accelerate the body's organs.

A. sympathetic B. somatic C. parasympathetic D. dependent