Premature Ventricular Contraction - causes, symptoms, diagnosis, treatment, pathology

What is a premature ventricular contraction? A premature ventricular contraction happens when an abnormal contraction signal, called a depolarization, originates from somewhere in the ventricles rather than coming from the pacemaker cells. Find more videos at http://osms.it/more. Study better with Osmosis Prime. Retain more of what you’re learning, gain a deeper understanding of key concepts, and feel more prepared for your courses and exams. Sign up for a free trial at http://osms.it/more. Subscribe to our Youtube channel at http://osms.it/subscribe. Get early access to our upcoming video releases, practice questions, giveaways and more when you follow us on social: Facebook: http://osms.it/facebook Twitter: http://osms.it/twitter Instagram: http://osms.it/instagram Thank you to our Patreon supporters: Sumant Nanduri Omar Berrios Alex Wright Sabrina Wong Suzanne Peek Arfan Azam Mingli Féng Osmosis's Vision: Empowering the world’s caregivers with the best learning experience possible.