Medicine

The assessment of the regulatory systems of the body of children in the early childhood was conducted by using physiological and clinical examination in junior classes of secondary school. Morphological and functional development of children was evaluated in terms of height, body weight, cardiovascular system was assessed by changes in heart rate, SBP, DBP, PP, ECG, systolic blood volume (SV) and blood oxygenation. State of regulatory systems was measured by heart rate variability (HRV), analyzing the common basic parameters of cardiointervalography: M, IC, Mo, Amo, VR and their derivative indicators by R.M.Baevsky: VIR (vegetative index rate), VBI (vegetative balance index), SI (index of regulatory systems stress) ARP (adequacy of regulation processes).
2016
Assessment of the regulatory systems of the body of children in the early childhood

The literary review containing data on the main sources of intake of heavy metals in objects of environment and in an organism is presented in article. The characteristic of the term «heavy metals» is given to, the elements getting to group of heavy metals are defined the biological role and participation of heavy metals in biological processes is opened. Toxic properties of heavy metals, sources and ways of receipt them in an organism are lit. Besides, in article the general principles of impact of separate metals on an organism, and also their mechanisms are considered. The main attention is paid to toxic effect of lead, cadmium and copper on an organism.
2016

The article shows that many factors affect negatively in our time on the demographic situation. Among them are the main ones: Economic, social, political, etc. But, in recent years the influence of environmental factors on the same situation, is considered versatile and determined extent of their influence. Achieving this goal can give the opportunity to open further ways of their solution. 
2016
Karaganda region, the main cancer — causing factors in the geographic view In the years of census, 1999–2009