Best Answer: The peripheral nervous system, which it is a component of. The sympathetic and parasympathetic systems are components of the autonomic nervous system.
Also, make the call if: 1  Constipation is a new problem for you. 2  You have blood in your stool. 3  You are losing weight even though you are not dieting.  You have severe pain with bowel 1  movements. Your constipation has lasted more than 2 weeks.  You have pencil-thin stools.
How long does indigestion usually last - How long does indigestion usually last? 30-60 minutes. If 'indigestion' is lasting longer than that, an explanation is warranted. And, to be frank, it depends on how you define 'indigestion' and it depends on whether the discomfort is shorter but more intense than usual - it may warrant explanation sooner.