Preganglionic fibers of parasympathetic neurons can be found in which cranial nerves?
A) III, VII, VIII, IX
B) VII, VIII, IX, X
C) IX, X, XI, XII
D) X, XI, XII
E) III, VII, IX, X

Question

Quizplus · Accepted Answer

The preganglionic fibers of the parasympathetic nervous system are found in cranial nerves III (oculomotor nerve), VII (facial nerve), IX (glossopharyngeal nerve), and X (vagus nerve). These nerves are responsible for various parasympathetic functions such as pupil constriction, salivation, and control of heart rate.

Preganglionic Fibers of Parasympathetic Neurons Can Be Found in Which