Where in the central nervous system do the preganglionic neurons of the parasympathetic nervous system originate?
A)thoracic region of the spinal cord only
B)thoracic and lumbar regions of the spinal cord
C)brainstem and sacral region of the spinal cord
D)sacral region of the spinal cord only
E)lumbar region of the spinal cord only

Question

Quizplus · Accepted Answer

The preganglionic neurons of the parasympathetic nervous system originate in the brainstem and the sacral region of the spinal cord, which is why it is sometimes referred to as the craniosacral division.

Where in the Central Nervous System Do the Preganglionic Neurons