Research Topics
| Benjamin K BarrySummaryAffiliation: University of New South Wales Country: Australia Publications
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Detail Information
Publications
Common input to different regions of biceps brachii long headBenjamin K Barry
Department of Integrative Physiology, Neurophysiology of Movement Laboratory, University of Colorado, Boulder, CO 80309, USA
Exp Brain Res 193:351-9. 2009....
A spinal pathway between synergists can modulate activity in human elbow flexor musclesBenjamin K Barry
Department of Integrative Physiology, University of Colorado, Boulder, CO 80309, USA
Exp Brain Res 190:347-59. 2008..This reflex pathway provides a mechanism to adjust the activation of biceps brachii with changes in forearm position, and represents a spinal basis for a muscle synergy in humans...- Reflex responsiveness of a human hand muscle when controlling isometric force and joint positionKatrina S Maluf
Department of Integrative Physiology, University of Colorado, Boulder, CO 80309 0354, USA
Clin Neurophysiol 118:2063-71. 2007..This study compared reflex responsiveness of the first dorsal interosseus muscle during two tasks that employ different strategies to stabilize the finger while exerting the same net muscle torque... 
Rate coding is compressed but variability is unaltered for motor units in a hand muscle of old adultsBenjamin K Barry
Department of Integrative Physiology, University of Colorado, Boulder, CO 80309 0354, USA
J Neurophysiol 97:3206-18. 2007..A computational model of motor-unit recruitment and rate coding incorporated the experimental observations and was able to match the measured and simulated values for force steadiness across the operating range of the muscle...- Discharge rate variability influences the variation in force fluctuations across the working range of a hand muscleChet T Moritz
Department of Physiology and Biophysics, Box 357290, University of Colorado, Boulder, USA
J Neurophysiol 93:2449-59. 2005..22) at all force levels. These results support the hypothesis that discharge rate variability is a major determinant of the trends in isometric force variability across the working range of a muscle... - Accessory muscle activity contributes to the variation in time to task failure for different arm postures and loadsThorsten Rudroff
Dept of Integrative Physiology, University of Colorado, Boulder, CO 80309 0354, USA
J Appl Physiol 102:1000-6. 2007..When there was a difference between the two tasks, the task with the briefer time to failure involved greater rates of increase in accessory muscle activity and mean arterial pressure... - The neurobiology of muscle fatigue: 15 years laterBenjamin K Barry
Department of Integrative Physiology, University of Colorado at Boulder, CO, 80309 0354, USA
Integr Comp Biol 47:465-73. 2007..The challenge is to identify the mechanisms that enable these different variables influence the time to task failure... - The consequences of resistance training for movement control in older adultsBenjamin K Barry
Department of Integrative Physiology, University of Colorado, Boulder, CO 80309 0354, USA
J Gerontol A Biol Sci Med Sci 59:730-54. 2004.... - Neuromuscular-skeletal constraints on the acquisition of skill in a discrete torque production taskJonathan Shemmell
Perception and Motor Systems Laboratory, School of Human Movement Studies, The University of Queensland, Brisbane, Australia 4072
Exp Brain Res 175:400-10. 2006.... - Neuromuscular adaptation during skill acquisition on a two degree-of-freedom target-acquisition task: dynamic movementJonathan Shemmell
Perception and Motor Systems Laboratory, School of Human Movement Studies, The University of Queensland, Brisbane QLD 4072, Australia
J Neurophysiol 94:3058-68. 2005..These changes were expressed most prominently in terms of the magnitude of activation of the monofunctional muscles... - Age-related differences in rapid muscle activation after rate of force development training of the elbow flexorsBenjamin K Barry
Perception and Motor Systems Laboratory, School of Human Movement Studies, The University of Queensland, 4072 St Lucia, Queensland, Australia
Exp Brain Res 162:122-32. 2005.... - Transfer of resistance training to enhance rapid coordinated force production by older adultsBenjamin K Barry
Perception and Motor Systems Laboratory, School of Human Movement Studies, The University of Queensland, St Lucia, Queensland 4072, Australia
Exp Brain Res 159:225-38. 2004..For each group, these adaptations were accompanied by systematic changes in the coordination of muscles about the elbow joint, particularly the biceps brachii... - Neuromuscular adaptation during skill acquisition on a two degree-of-freedom target-acquisition task: isometric torque productionJonathan Shemmell
Perception and Motor Systems Laboratory, School of Human Movement Studies, The University of Queensland, Brisbane QLD 4072, Australia
J Neurophysiol 94:3046-57. 2005.... - Muscle coordination during rapid force production by young and older adultsBenjamin K Barry
Perception and Motor Systems Laboratory, School of Human Movement Studies, The University of Queensland, Brisbane, Australia
J Gerontol A Biol Sci Med Sci 60:232-40. 2005..The purpose of the current study was to investigate the association between the reduced rate of force development exhibited by older adults and the ability to coordinate groups of muscles...