The referenced video gives you a comprehensive explanation into all you need to know about Skeletal Muscle, its structure and Contraction! The detailed mechanisms are made easiest to learn, grasp and retain! Timeline: 00:10 Introduction 00:32 Structure of Skeletal Muscle 01:10 Structure of Sarcomere 02:35 Structure of Filaments 03:52 Sarcoplasmic Reticulum 04:22 Sliding Filament Model 05:20 Neuromuscular Junction 06:33 Discussion on Ion Channels 07:25 Action Potential 08:20 Repolarization and Membrane Potential Restore 08:54 Role of Calcium and Sliding of Filaments 11:00 Review and Conclusion