Explore the intricacies of the sympathetic nervous system in this comprehensive 28-minute video. Delve into the fight-or-flight response and its role in increasing energy expenditure and catabolism. Learn about key structures, including ganglia and nuclei, as well as the differences between paravertebral and prevertebral ganglia. Understand the neurotransmitters involved and the pathways of sympathetic preganglionic and postganglionic neurons. Examine the sympathetic trunk and its various ganglia, from cervical to coccygeal. Discover the innervation patterns of the head, neck, thorax, abdomen, and pelvis. Gain insights into autonomic plexuses and their functions. Conclude with a quiz to reinforce your understanding of this crucial component of the autonomic nervous system.