2 resultados para Royaume-Uni

em CORA - Cork Open Research Archive - University College Cork - Ireland


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A souterrain was discovered here when the weight of a tractor passing overhead caused a collapse of the roof of Chamber I. It was surveyed in March 1976. The landowner, Mr. Thomas Curran of Ballylangdon has consented to keep the site open for future inspection. The site is not directly connected with any visible surface structure. A small uni-vallate ringfort is however situated c.I60m S.S.E. of the site. The bedrock is a slaty sandstone.

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The purpose of this preliminary study is to identify signs of fatigue in specific muscle groups that in turn directly influence accuracy in professional darts. Electromyography (EMG) sensors are employed to monitor the electrical activity produced by skeletal muscles of the trunk and upper limb during throw. It is noted that the Flexor Pollicis Brevis muscle which controls the critical release action during throw shows signs of fatigue. This is accompanied by an inherent increase in mean integral EMG amplitude for a number of other throw related muscles indicating an attempt to maintain constant applied throwing force. A strong correlation is shown to exist between average score and decrease in mean integral ECG amplitude for the Flexor Pollicis Brevis.