Sympathetic Nervous System (SNS)
Structure of the Sympathetic Nervous System (SNS) The sympathetic nervous system (SNS) originates from the thoracolumbar region of the spinal cord (T1-L2). Its nerve fibers arise from neurons in the lateral horn of the spinal cord. Preganglionic neurons: These are shorter neurons that exit the spinal cord and travel to a sympathetic ganglion (a cluster … Read more
