Sympathetic Parasympathetic Divisions
This is the first 1,000 characters of 688 words (2.75 pages) in the essay titled Sympathetic Parasympathetic Divisions
|Sympathetic Parasympathetic Divisions
Parasympathetic and Sympathetic Divisions
The autonomic nervous system is made up of two divisions. There are many differences between these divisions. First of all there are anatomical and physiological differences. The parasympathetic division of the autonomic system origin is in the craniosacral outflow, the brain stem nuclei of cranial nerves III, VII, IX, and X; and spinal cord segments S2-S4. The sympathetic division on the other hand is much more complex than the parasympathetic and is originated in the thoracolumbar outflow. Also, in the lateral horn of gray matter of the spinal cord segments of thoracic 1 to lumbar 2. Another important physiological difference is the location of ganglia in each division. Ganglia of the parasympathetic division are in intramural or close to the visceral organ served. The sympathetic ganglia are located with in a few centimeters of the central nervous system. They are also alongside the verteb...
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