Testing ANS #shorts (Part A)

The video tutorial provides an overview of the autonomic nervous system, focusing on the sympathetic chain and ganglion. It explains the role of the white ramus communicons in carrying preganglionic sympathetic neurons, detailing their pathways from the spinal cord to the sympathetic ganglion and back. The tutorial also covers the CNS levels associated with the parasympathetic system, specifically the brain stem and S2 to S4 spinal cord levels.

Describe the pathway of a preganglionic neuron in the sympathetic nervous system.

What are the CNS levels for the parasympathetic nervous system?