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Bush, Nicole R.; Alkon, Abbey; Obradovic, Jelena; Stamperdahl, Juliet; Boyce, W. Thomas – Journal of Experimental Child Psychology, 2011
Current methods of assessing children's physiological "stress reactivity" may be confounded by psychomotor activity, biasing estimates of the relation between reactivity and health. We examined the joint and independent contributions of psychomotor activity and challenge reactivity during a protocol for 5- and 6-year-old children (N = 338).…
Descriptors: Emotional Response, Psychophysiology, Psychomotor Skills, Stress Variables
Torello, Michael W., Jr.; And Others – 1984
Until recently it has been possible only to measure the behavioral products of cognitive processing, e.g. reaction time. However, this is a rather indirect way of studying brain substrates of cognition. Psychophysiological techniques can be used to study the neural mechanisms of cognition. In this experiment brain electrical activity was measured…
Descriptors: Adults, Attention Span, Biofeedback, Clinical Diagnosis