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.
When these bodies are examined microscopically, their connection with the sympathetic ganglia becomes at once obvious.
The former constitutes the sympathetic ganglia of the adult; the latter the true paired suprarenal bodies.
The flushed face and tremulous, distressed stomach, are due to paralysis of the sympathetic ganglia.
In the third condition death usually occurs very suddenly, probably from pressure upon the sympathetic ganglia.