A complex psychophysiological test battery (ECG, blood pressure, SCL,
finger temperature e.t.c.) was applied on two subjects in space. It co
uld be shown that the subjects react under space conditions differentl
y than on earth. The data received could be classified into four types
of regulation. The subjects changed this type of regulation during th
e flight and returned to their former pattern after the flight. (C) 19
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