Physiology-demographic features of a functional condition of regulation levels of the central blood circulation among country and city children of school age

In the clause physiology-demographic features of a functional condition of levels of regulation of the central blood circulation among country and city children of school age are analyzed. It is shown, that variability of minute volume of the blood circulation, being an activity marker of regulation levels of cardiohemodynamics closely correlates with age-sexual features of children and physiology-demographic conditions of living.