Conducting System of Heart | Circulatory System of Man | Biology 2nd Year Chapter 14 | NBF

📘 Topic: Conducting System of the Heart 🎓 Subject: Biology 2nd Year - Chapter 14 (Circulatory System of Man) 📚 Book: NBF (New Book 2025 Edition) 🧠 Language: Urdu | آسان اور مکمل وضاحت In this video, we provide a detailed explanation of the Conducting System of the Heart. Discover how electrical impulses regulate the heartbeat via the SA Node, AV Node, Bundle of His, and Purkinje Fibers, all explained in Urdu for enhanced understanding. 📌 Covered in this Lecture: SA Node, AV Node, and their roles Impulse conduction in the heart ECG relevance Conceptual diagrams for better clarity Important for board exam preparation 🎯 Best for Class 12 (2nd Year) students following NBF and Federal Board curriculum. 🔔 Don’t forget to Like, Comment, Share, and Subscribe for more informative lectures. #Biology2ndYear #ConductingSystem #UrduLecture #HeartConduction #Class12Biology #NBFBook #CirculatorySystem #FederalBoard ‪@EducationWithHamza-g8v‬