What is the function of a saline laxative?

A saline laxative functions by drawing water into the intestines and increasing stool moisture, which helps to soften the stool and stimulate bowel movements. This mechanism occurs because the salts present in saline laxatives create an osmotic effect, pulling fluid from surrounding tissues into the bowel. The increased fluid volume aids in relieving constipation and promoting regular bowel movements, making it an effective option for individuals experiencing difficulty in this area.

Other choices refer to functions not associated with saline laxatives, such as appetite stimulation, heartburn relief, or bone strengthening, which are unrelated to the primary purpose of a saline laxative. Understanding the specific action of saline laxatives on the gastrointestinal system is essential for appropriate use and effective patient care.