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.
Sympathetic ganglion. Sympathetic ganglia are the ganglia of the sympathetic nervous system. They deliver information to the body about stress and impending danger, and are responsible for the familiar fight-or-flight response. They contain approximately 20,000â30,000 nerve cell bodies and are located close to and on either side of the spinal cord in long chains.