Physiology of Cardiovascular System PART-2 | தமிழ் | Ref:Sembulingam Book

Timestamps: Physiology of the Cardiovascular System (0:01 - 0:30). Below are the key topics introduced in this segment: • Slow Response Action Potential: (1:06 - 12:40) Detailed explanation of ionic phases (Phase 4, 0, 3) and the concept of "funny current" in bradycardia. • Drugs Decreasing Cardiac Function: (12:43 - 23:12) Review of various classes of medications, including beta-blockers, calcium channel blockers, and sodium channel blockers. • Other Influencing Factors: (23:15 - 27:09) Impact of thyroid hormones, bile salts, and temperature on heart rate. • Clinical Links & Pathologies: (27:10 - 43:18) Discussions on arrhythmias, the Bundle of Kent, Wolff-Parkinson-White syndrome, and the effects of coronary atherosclerosis. • Cardiac Cycle Overview: (48:32 - 1:18:16) Breakdown of systolic and diastolic phases, including mechanical events, filling phases, and the calculation of stroke volume.