Question

the organs of the alimentary canal are innervated by sympathetic as well as by parasympathetic nerve fibers. a true b false

Explanation:

The alimentary canal (digestive tract) organs receive innervation from both the sympathetic and parasympathetic divisions of the autonomic nervous system. The parasympathetic (e.g., via the vagus nerve) generally promotes digestive activities, while the sympathetic can inhibit or modulate them, but both are present. So the statement is true.

Answer:

A. True