This mRNA then exits the nucleus where it acts as the basis for the translation of DNA. Compare the effect of ion movement on membrane potential of cardiac conductive and contractile cells. This Image Shows The Different Stages In The Conduction Cycle Of The Heart Anatomy And Physiology Physiology Cardiac Describe the effect of exercise on heart rate. . There is also variation in the time that a cell spends in each phase of the cell cycle. Relate heart rate to cardiac output. Basic Stage Stage A Advanced Stage Stage B Advanced Stage Stage C Entry to the Occupational and Environmental Medicine Training Program can occur at the beginning of the Basic Stage Stage A or at the beginning of the first Advanced Stage Stage B. Describe how the cell cycle functions normally including what happens during each of the three stages of. Functional screening in human cardiac organoids reveals a metabolic mechanism for cardiomyocyte cell c