Functions Of Parasympathetic Nervous System , Why Does Parasympathetic Nervous System Trigger Asthma Attack

Functions Of Parasympathetic Nervous System

Functions Of Parasympathetic Nervous System

PNS, also called the parasympathetic nervous system, is a part of the autonomic nervous system. It controls the various functions of the body organs and also blood vessels and the smooth muscles. The parasympathetic nervous system controls some voluntary and involuntary actions like breathing, or which takes the working of the conscious mind. When the conditions in the external environment are calm and normal, the PNS takes over most of the functions. For example, the PNS causes slower heart beat, slows down the respiratory rate, increases salivation and sweatiness, keeps the pupil normal and increases waste disposal and also sexual interest. More...

Why Does Parasympathetic Nervous System Trigger Asthma Attack ?

Why Does Parasympathetic Nervous System Trigger Asthma Attack ?

The autonomous nervous system is divided into 2, namely the SNS (sympathetic nervous system) and PNS (parasympathetic nervous system). These 2 systems are very essential for the vital functions of the body. As a matter of fact, these 2 systems actually work contrary to each other. The SNS uses the metabolism to create various different effects on the body. On the other hand, the PNS produces opposite effects by slowing down the metabolism. For instance, in the respiratory system, the SNS causes the airways to expand when under stress, but the PNS causes the airways to constrict after the stressful period is over. More...

Parasympathetic Nervous System And Muscle Weakness

Parasympathetic Nervous System And Muscle Weakness

The autonomic nervous system is the one that reacts when the body sees a potential threat. This system is composed of the sympathetic and parasympathetic nervous systems. While it is the sympathetic nervous system that is responsible for stimulating the fight or flight response in the body, the parasympathetic nervous system is the one that controls the rest and relaxation response of the body. More...