Question

in the sympathetic nervous system, where are the preganglionic neurons located?
○ cervical and sacral segments of the spinal cord
○ thoracic and lumbar segments of the spinal cord
○ cerebellum
○ sacral segments of the spinal cord
○ brain stem

Explanation:

The sympathetic nervous system's preganglionic neurons are located in the thoracic and lumbar segments of the spinal cord. This is a key anatomical fact in the study of the autonomic nervous system.

Answer:

thoracic and lumbar segments of the spinal cord