Anatomy of Human Digestive System, Physiology of Human Digestive System, Digestive Tract Anatomy, Digestive Physiology, Alimentary Canal, Accessory Organs, Class 11 Biology 2025, Chapter 9, FSc Part 1 Biology, Punjab Textbook Board 2025 — complete introduction explained by ilm-e-Biology 🍽️🧬 In this Lecture 01 of Chapter 9 – Human Digestive System, we study the anatomy (structure) and physiology (functions) of the organs involved in digestion. This lecture is based on the 2025 New Syllabus of Class 11 Biology (Punjab Textbook Board) and builds the foundation for understanding digestion, enzymes, food processing, nutrient absorption, and the role of each organ. 📘 Chapter: Human Digestive System – Class 11 Biology (2025 Edition) 🎥 Lecture 01: Anatomy & Physiology – Introduction What is the Digestive System? Definition Importance for survival Link between digestion and metabolism 🧬 2. Anatomy of the Human Digestive System A. Alimentary Canal (GIT / Digestive Tract) Mouth & oral cavity Pharynx Esophagus Stomach Small intestine (duodenum, jejunum, ileum) Large intestine (colon, rectum) Anus B. Accessory Digestive Organs Salivary glands Liver Gallbladder Pancreas #HumanDigestiveSystem #Class11Biology #DigestiveSystemAnatomy #DigestiveSystemPhysiology #AnatomyAndPhysiology #AlimentaryCanal #FScBiology #Biology2025 #PunjabTextbookBoard #ilmeBiology