Changes in quantitative EEG absolute power during the task of catching an object in free fall

Arq Neuropsiquiatr. 2007 Sep;65(3A):633-6. doi: 10.1590/s0004-282x2007000400017.

Abstract

The aim of this study was to verify changes in absolute power (qEEG), in theta, during the catch of a free falling object. The sample consisted of 10 healthy individuals, of both genders, with ages between 25 and 40 years. A three-way ANOVA followed by Post-Hoc analysis was applied. The results demonstrated main effects for time and position. In conclusion, a motor task that involves expectation produces deactivation of non-relevant areas in the ipsilateral hemisphere of the active limb. On the other hand, the patterns of results showed activation in areas responsible for planning and selection of motor repertoires in the contralateral hemisphere.

MeSH terms

  • Adult
  • Analysis of Variance
  • Brain Mapping*
  • Cerebral Cortex / physiology*
  • Cortical Synchronization
  • Electrophysiology
  • Female
  • Functional Laterality
  • Humans
  • Male
  • Motor Cortex / physiology
  • Psychomotor Performance / physiology*
  • Theta Rhythm*
  • Time Factors
  • Visual Cortex / physiology