ECG findings and Pathophysiology of Atrial Fibrillation, Atrial Flutter and Bundle Branch Blocks

Hey guys! In this video, I have explained the pathophysiology of Atrial fibrillation Atrial flutter Right Bundle Branch Block Left Bundle Branch Block Understanding the pathophysiology of diseases will help you understand ECG better. I hope this video was helpful I have also answered and explained the questions that I posted on Instagram Happy studying! 1. _____ is the most common ectopic foci which causes atrial fibrillation A. SA node B. Pulmonary vein C. Mitral valve D. AV Node 2. Which of the following has a varying R-R interval? A. Atrial flutter B. Atrial fibrillation C. Third degree AV Block 3. Pulmonary embolism is associated w A. LBBB B. RBBB C. WPW D. None of the above Edit: Note that the foci for atrial flutter is the tricuspid annulus 1:04 I am a 5th year medical student. I make videos to help people understand medical concepts. I also provide tips to tackle med school and the USMLE Contact me: Instagram: chandran_ish Email: [email protected]