Attached video clears your concept of autoregulation of blood flow by organs with aid of animation. Basic mechanism is explained first. Then the autoregulatory responses of various organs are discussed. Timeline 0:00 Introduction 0:08 Vascular autoregulation 1:04 Degrees of autoregulation by organs 1:34 Mechanisms 1:40 Myogenic mechanism 2:28 Metabolic mechanism 3:07 Endothelium mechanism