The nodal tissue of the heart | Body fluids and circulation | Biology | Khan Academy
Channel: Khan Academy India - English
Date: 2023-04-24

Let's understand how electrical impulses run through our heart - through the nodal tissues.

00:00 Introduction
01:36 SA Node
03:50 AV Node
04:38 Bundle of His
05:24 Purkinje fibers
07:03 Summary

Practice this concept - https://www.khanacademy.org/science/in-in-class-11-biology-india/x9d1157914247c627:body-fluids-and-circulation/x9d1157914247c627:circulatory-pathways/e/cardiac-cycle-and-ecg 

Master the concept of “Circulatory pathways” through practice exercises and videos - https://www.khanacademy.org/science/in-in-class-11-biology-india/x9d1157914247c627:body-fluids-and-circulation#x9d1157914247c627:circulatory-pathways 

Check out more videos and practice exercises on Body fluid and circulation - 
https://www.khanacademy.org/science/in-in-class-11-biology-india/x9d1157914247c627:body-fluids-and-circulation 

To get you fully ready for your exam and help you fall in love with Biology, find the complete bank of exercises and videos for Class 11 Biology here - https://www.khanacademy.org/science/in-in-class-11-biology-india 

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