Pharynx Class 11 | Swallowing & Role of Epiglottis | Biology New Book
Автор: ilm e Biology
Загружено: 2025-12-03
Просмотров: 749
Описание:
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
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#Pharynx #Class11Biology #Swallowing #Epiglottis #DigestiveSystem #BiologyLecture #NewSyllabus2025 #ilmeBiology
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