This document discusses bowel elimination and the nursing role in assisting patients with bowel movements. It defines terms like defecation and peristalsis and outlines how aging can impact the gastrointestinal system. The nursing role includes assisting patients to the bathroom, providing peri care if needed, encouraging activity and a high-fiber diet, ensuring adequate fluids, and responding promptly to call lights. Conditions that can affect the GI tract like GERD, colostomies, impaction, and constipation are mentioned. Nurses may need to collect stool specimens following certain procedures.