It has been established, that the character of the modification, of cognitive indices of the electroencephalograph during the emotional stress of teenagers at all investigated levels of examinations, adoptive processes, bears an individual character being in independent of the functional stocks and are in correlation with the level of difficulty of the traced problems.
The obtained results demonstrate that there is a correlation between the cardiovascular parameters and the manifestation of the intellectual capacities, anxiety, argues dependent adaptative reactions of biological rhythms.
