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An explanation of this system and what it does. ... Two more facts about the sympathetic nervous system: the synapse in the sympathetic ganglion uses acetylcholine as a neurotransmitter; the synapse of the post-ganglionic neuron with the target organ uses the neurotransmitter called norepinephrine.
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faculty.washington.edu/chudler/auto.html
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Sympathetic nervous system - Wikipedia, the free encyclopedia
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The Sympathetic Nervous System ( SNS ) is a branch of the autonomic nervous system along with the enteric nervous system and parasympathetic nervous system. It is always active at a basal level (c...
en.wikipedia.org/wiki/Sympathetic_nervous_system
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General properties of the Sympathetic Nervous System. ... Constriction of arterioles in skin, digestive system, and non-exercising muscles. ... The Sympathetic system can also act selectively in some reflexes.
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physioweb.med.uvm.edu/ans_physiology/overview_frame/sym...
physioweb.med.uvm.edu/ans_physiology/overview_frame/sympathetic.htm
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Autonomic nervous system - Wikipedia, the free encyclopedia
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The autonomic nervous system ( ANS or visceral nervous system ) is the part of the peripheral nervous system that acts as a control system functioning largely below the level of consciousness, a...
en.wikipedia.org/wiki/Autonomic_nervous_system
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sympathetic nervous system - FastHealth Medical Dictionary ... n : the part of the autonomic nervous system that is concerned esp. ... with preparing the body to react to situations of stress or emergency, that contains chiefly adrenergic fibers and tends to depress secretion, decrease the tone and contractility of smooth...
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www.fasthealth.com/dictionary/s/sympathetic_nervous_sys...
www.fasthealth.com/dictionary/s/sympathetic_nervous_system.php
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The sympathetic nervous system (SNS) is part of the autonomic nervous system (ANS), which also includes the parasympathetic nervous system (PNS). The sympathetic nervous system activates what is often termed the fight or flight response. ... The sympathetic nervous system (SNS) is part of the autonomic nervous system (ANS),
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www.sciencedaily.com/articles/s/sympathetic_nervous_sys...
www.sciencedaily.com/articles/s/sympathetic_nervous_system.htm
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sympathetic nervous system and the ... The Sympathetic Nervous System ... In short, stimulation of the sympathetic branch of the autonomic nervous system prepares the body for emergencies: for "fight or flight" (and, perhaps, enhances the memory of the event that triggered the response).
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users.rcn.com/jkimball.ma.ultranet/BiologyPages/P/PNS.h...
users.rcn.com/jkimball.ma.ultranet/BiologyPages/P/PNS.html
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The sympathetic nervous system prepares the body for sudden stress, like if you see a robbery taking place. When something frightening happens, the sympathetic nervous system makes the heart beat faster so that it sends blood more quickly to the different body parts that might need it.
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kidshealth.org/parent/general/body_basics/brain_nervous...
kidshealth.org/parent/general/body_basics/brain_nervous_system.html
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