sympathetic ganglia

Medical Dictionary

sympathetic ganglia n.
Any of the ganglia of the autonomic nervous system composed of adrenergic neurons receiving afferent fibers originating from preganglionic visceral motor neurons in the lateral horn of the thoracic and upper lumbar segments of the spinal cord.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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