Final answer:
Obstipation, which means no passage of stool or feces, is true and represents a severe form of constipation that may indicate intestinal obstruction or dysfunction.
Step-by-step explanation:
The term obstipation refers to severe or complete constipation, where there is no passage of stool or feces at all. This condition is true and signifies a potentially serious state of intestinal obstruction or dysfunction. It can be related to various health issues, including complications in fiber digestion, such as steatorrhea where there's a defect in the absorption of digested lipids or obstruction to the flow of bile, or complications like diverticulosis.
Bowel movements can vary greatly among individuals, and having bowel movements from three times per day to three times per week is considered normal. However, the lack of bowel movements altogether, indicated by obstipation, can lead to additional health concerns if not addressed. In physiological terms, the rectum and anus play critical roles in the defecation process, with peristaltic movements and sphincter controls regulating the passage of feces out of the body.