UNIT 5 Nursing Management of patients with disorders of digestive system Gastrointestinal (GI) System – Anatomy and Physiology Overview: The GI system, also known as the digestive system, is responsible for ingestion, digestion, absorption, and elimination of food and nutrients. It includes a long muscular tube (alimentary canal) and accessory organs. ✅ I. Anatomy of the GI System 🔹 A. Alimentary Canal (GI Tract) 🔹 B. Accessory Digestive Organs ✅