[The prognosis of the professional fitness of sailors for action under extreme conditions].

The researches described in this article made it possible to substantiate a number of important professional qualities of seamen which are indispensable in extreme situations. Three professional categories, namely command duty officers, operators and specialists of the local posts were the matter of these researches. A combination of symptom complexes of individual qualities which predetermines a successful duty performance in extreme situations was disclosed. A complex of valid methods was substantiated for quantitative estimation of individual psychological qualities. On the basis of these symptom complexes the authors worked out the estimation criteria for prognostication of professional ability of seamen to act in extreme situations.