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.
Constipation is one of those things that is a relative term. For some, constipation means simply a difficult bowel movement. For some, it means youâve gone days or even weeks with no bowel movement. Sooner or later, to one degree or another, pretty much everybody has to deal with constipation. The old adage, what goes in must come out, definitely applies.