Cardiac cycle, stages, physiology, Diastole and systole in the cardiac cycle.

Description

. Chapters 0:00 Introduction 0:28 Phases of Cardiac Cycle 2:46 The Systole The cardiac cycle is the performance of the human heart from the ending of one heartbeat to the beginning of the next. It consists of two periods: one during which the heart muscle relaxes and refills with blood, called d