Oesophagus & Motility of Alimentary Canal Class 11 | Peristalsis & Segmentation | Biology New Book

Oesophagus and motility of alimentary canal | Peristalsis, antiperistalsis and segmentation | Class 11 Biology new syllabus 2025 Keywords: esophagus class 11, motility of alimentary canal, peristalsis mechanism, antiperistalsis, segmentation digestion, digestive system class 11, new book biology 2025. In this lecture, we explain the structure and function of the esophagus and the major types of motility in the human alimentary canal, including peristalsis, antiperistalsis, and segmentation. This lecture follows the new Biology Class 11 Book (2025–26). ⭐ Topics Covered Anatomy of esophagus Role of mucus and muscular layers Movement of food bolus Mechanism of peristalsis Reverse peristalsis (antiperistalsis) Segmentation movements in small intestine Coordination of smooth muscles Function of enteric nervous system Importance of motility in digestion Board exam–focused explanation This video is ideal for: Class 11 Biology (New Book 2025–26) FBISE & Punjab Boards Digestive system chapter preparation Conceptual + exam-focused learning 👉 Subscribe to ilm-e-Biology for more lectures from the new syllabus! #Oesophagus #class11biology #MotilityOfAlimentaryCanal #PeristalsisAndSegmentation #DigestiveSystemNewSyllabus2025 #Class11BiologyDigestiveChapter #BiologyLectureNewBook2025 #ilmeBiologyLecture