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.
With chronic constipation, you may have hard or formed stools, small stools, or a combination of infrequent hard, formed or small stools. Generally, the definition of chronic constipation is a stool frequency of less than three per week that lasts several months.onstipation, the most common digestive complaint in the U.S. population, can make life miserable. Not only does constipation make you feel bloated, headachy, and irritable, but relieving constipation -- especially long-term or chronic constipation -- is time consuming and expensive.