sympathetic nervous system.
Sympathetic
Sympathetic
sympathetic component.
sympathetic nervous system.
sympathetic nervous system.
The parasympathetic division of the central nervous system
The sympathetic nervous system originates in the spinal cord and its main function is to activate the physiological changes that occur during the fight-or-flight response.
peripheral nervous system
The Sympathetic Nervous System
Neurons.
nervous system
Nervous tissue is the main component of the two parts of the nervous system which are the brain and spinal cord of the central nervous system. It is also the main component of the branching peripheral nerves of the peripheral nervous system, which regulates and controls bodily functions and activity.
The portion of the nervous system that is most closely associated with the contraction of the cardiac muscle is the autonomic nervous system.
respiratory system /\ The sympathetic division of the autonomic nervous system. The sympathetic nervous system accelerates functions such as heart rate and breathing.