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 (child) Constipation is having less than three bowel movements a week, causing hard stools, abdominal pain and more. Constipation (adult) Constipation is having less than three bowel movements a week, causing hard stools, abdominal pain and more. Gas pains Belching or passing gas clears gas from the digestive tract, but when gas is stuck it causes abdominal pain.