Ain't never felt this way. Can't get enough so stay with me. It's not like we got big plans. Let's drive around town holding hands. And you need to know. You're the only one, alright alright. And you need to know. That you keep me up all night, all night.
Definition of SYMPATHETIC NERVOUS SYSTEM. : the part of the autonomic nervous system that contains chiefly adrenergic fibers and tends to depress secretion, decrease the tone and contractility of smooth muscle, and increase heart rate â compare parasympathetic nervous system.See sympathetic nervous system defined for kids.ADVERTISEMENT.efinition of SYMPATHETIC NERVOUS SYSTEM. : the part of the autonomic nervous system that contains chiefly adrenergic fibers and tends to depress secretion, decrease the tone and contractility of smooth muscle, and increase heart rate â compare parasympathetic nervous system. See sympathetic nervous system defined for kids. ADVERTISEMENT.
(January 2009). The sympathetic nervous system is one of the two main divisions of the autonomic nervous system, the other being the parasympathetic nervous system. The autonomic nervous system functions to regulate the body's unconscious actions.The sympathetic nervous system's primary process is to stimulate the body's fight-or-flight response.January 2009). The sympathetic nervous system is one of the two main divisions of the autonomic nervous system, the other being the parasympathetic nervous system. The autonomic nervous system functions to regulate the body's unconscious actions.