The ________ Nerve Alone Provides Roughly 75 Percent of All

Question

The ________ nerve alone provides roughly 75 percent of all parasympathetic outflow.
A) facial
B) vagus
C) trigeminal
D) glossopharyngeal
E) oculomotor

Accepted Answer

The vagus nerve provides approximately 75 percent of all parasympathetic outflow. The facial, trigeminal, glossopharyngeal, and oculomotor nerves are not major providers of parasympathetic outflow.