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.
Chronic constipation refers to patients who have had symptoms for more than six months. Constipation can affect quality of life and may be associated with haemorrhoids and anal fissures, and serious underlying causes, such as colorectal cancer. Constipation may be associated with a modest reduction in survival.