Pharynx Class 11 | Swallowing & Role of Epiglottis | Biology New Book

Pharynx, Swallowing & Epiglottis | Class 11 Biology | New Book 2025 (PECTAA) | Digestive System Lecture In this lecture, we study the Pharynx, steps of Swallowing (Deglutition), and function of the Epiglottis with clear diagrams and easy explanation. Keywords: pharynx, swallowing, epiglottis, deglutition, class 11 biology new syllabus 2025, digestive system. Welcome to ilm-e-Biology, your trusted channel for FBISE, Punjab Boards & all Pakistan Boards. In this video, we cover: 📌 Topics Covered What is Pharynx? Role of Pharynx in digestive system Structure & location of Pharynx What is Swallowing (Deglutition)? 3 stages of swallowing: Oral stage Pharyngeal stage Esophageal stage Function of Epiglottis How epiglottis prevents food from entering trachea Complete mechanism of safe swallowing Class 11 Biology (New Book 2025) Chapter: Nutrition in Animals 🔔 Subscribe for more lectures on new syllabus 2025-26! #Pharynx #Class11Biology #Swallowing #Epiglottis #DigestiveSystem #BiologyLecture #NewSyllabus2025 #ilmeBiology