The Cardiac conduction system!
Welcome to the electrifying world of cardiac electroconduction! Get ready to dive deep into the mesmerizing journey of electrical impulses as they dance through the heart, orchestrating its rhythmic symphony. In this captivating episode of our ECG series, we unravel the secrets behind this extraordinary process.
Join us as we unlock the mysteries of specialized cells and pathways that make this intricate dance possible. Prepare to be astonished by the fascinating factors that influence this symphony, and gain a newfound appreciation for the awe-inspiring complexity of the human heart.
So sit back, relax, and let us take you on a thrilling voyage of discovery. Whether you're a medical enthusiast or simply curious about the wonders of the human body, this video is bound to leave you spellbound. Tune in, embrace the chill vibes, and embark on a captivating journey of knowledge as we delve into the captivating realm of medicine.
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timestamps
00:00 Introduction to The Cardiac conduction system
00:52 Conduction Pathway Anatomy
01:33 Cells of the conduction system
02:35 Electroconduction.
04:05 Sinoatrial node action potential physiology
05:44 Automaticity
06:13 Autonomic nervous system and the Sino Atrial Node
06:56 Gap Junctions
08:05 Action potentials of the conduction pathway
09:20 Sino atrial pacemaker potential vs myocyte action potential
10:00 Why does repolarisation occur from the epicardium to the endocardium?
References
1) Bonow, RO., Mann, DL., Zipes, DP., & Libby, P. (2011). Braunwald's Heart Disease: A Textbook of Cardiovascular Medicine. 9th edition. Elsevier Science.
2) Issa, Z., Miller, J. M., & Zipes, D. P. (2018). Clinical Arrhythmology and Electrophysiology: A Companion to Braunwald's Heart Disease (3rd ed.). ISBN 9780323523561 (hardback), ISBN 9780323568821 (eBook).
3) litfl.com/
4) Surawicz Borys Timothy K. Knilans and Te-Chuan Chou. 2008. Chou's Electrocardiography in Clinical Practice : Adult and Pediatric. 6th ed. Philadelphia PA: Saunders/Elsevier. Retrieved August 14 2023
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Disclaimer
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Always seek the advice of a physician or other qualified health provider with any questions you may have regarding a medical condition. Never disregard professional medical advice or delay in seeking it because of something you have seen in the learn medicine sho tutorials.
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