Constipation can be due to mild to moderate conditions, such as a poor diet, pregnancy or hemorrhoids. Serious and life-threatening causes of constipation include colon cancer and bowel obstruction. In some cases, constipation may be brief, such as may occur when you delay having a bowel movement when the urge is felt.
enÂ·doÂ·therm. (Änâ²dÉ-thÃ»rmâ²) n. An organism that generates heat to maintain its body temperature, typically above the temperature of its surroundings. endotherm.
Definition. 1  An exothermic process is one that gives off heat. 2  This heat is transferred to the surroundings. 3  An endothermic process is one in which heat has to be supplied to the system from the surroundings.