Using Corticomuscular and Intermuscular Coherence to Assess Cortical Contribution to Ankle Plantar Flexor Activity During Gait.

abstract：:Social, psychological, and physiological studies have provided evidence indicating that laughter imposes an increased demand on trunk muscles. It was the aim of this study to quantify the activation of trunk muscles during laughter yoga in comparison with crunch and back lifting exercises regarding the mean trunk musc...

journal_title：Journal of motor behavior

authors： Wagner H,Rehmes U,Kohle D,Puta C

更新日期：2014-01-01 00:00:00

abstract：:The aim of the present research is to test whether resilience in a motor task enhances or diminishes when encountering stressors. We conducted a lateral movement task during which we induced stressors and tracked the movement accuracy of each participant over time. Stressors corresponded to organismic constraints (i.e...

journal_title：Journal of motor behavior

authors： Hill Y,Van Yperen NW,Den Hartigh RJR

更新日期：2020-11-29 00:00:00

abstract：:Preview and voluntary movement in discrete motor response timing was investigated. Subjects lifted the right index finger from a response key when a moving pointer (1.260-sec travel time) passed directly under a stationary pointer. Four groups of 15 male and female college students performed 150 trials of the timing t...

journal_title：Journal of motor behavior

authors： Christina RW,Buffan JL

更新日期：1976-06-01 00:00:00

abstract：:College men (N=72) were assigned at random to four permutations of activity, either 1 min. of sustained maximal grip flexion or 3 min. of rhythmic exercise at a cadence of 42 contractions/min. Each was separated by a rest interval of 5, 10, 20, 40, 80, 160, or 320 sec. All Ss were tested with each interval of inter-bo...

journal_title：Journal of motor behavior

authors： Kearney JT,Alan Stull G

更新日期：1974-06-01 00:00:00

abstract：:Using variations of the movement precue method, this study sought to define the operational characteristics of motoric decisions that govern the planning and preparation of arm, direction, and extent of movement. Experiment 1 examined how these parameters are programmed when the precue method does not confound motoric...

journal_title：Journal of motor behavior

authors： Larish DD,Frekany GA

更新日期：1985-06-01 00:00:00

abstract：:Neurocomputational models of reaching indicate that efficient purposive correction of movement midflight (e.g., online control) depends on one's ability to generate and monitor an accurate internal (neural) movement representation. In the first study to test this empirically, the authors investigated the relationship ...

journal_title：Journal of motor behavior

authors： Hyde C,Wilmut K,Fuelscher I,Williams J

更新日期：2013-01-01 00:00:00

abstract：:The elaborative-processing and forgetting-reconstruction hypotheses are the 2 principal explanations for the contextual interference (CI) effect. The present authors' purpose was to identify which of these 2 hypotheses better accounts for the CI effect. They synchronized single transcranial magnetic stimulation (TMS) ...

journal_title：Journal of motor behavior

authors： Lin CH,Fisher BE,Winstein CJ,Wu AD,Gordon J

更新日期：2008-11-01 00:00:00

abstract：:The experiment compares the performances of children six to nine years old and adults in a simple, monoarticular lifting task. Overt behaviors, as described by the kinematic features of the movement, do not differ qualitatively in the two groups. The patterns of motor commands, as expressed by the electromyographic re...

journal_title：Journal of motor behavior

authors： Gachoud JP,Mounoud P,Hauert CA,Viviani P

更新日期：1983-09-01 00:00:00

abstract：:Ability to learn two motor tasks while exposed to a continuous 1000-Hz tone of 105 db was compared with learning the tasks without noise. While wearing earphones, half of 40 subjects learned the stabilometer task while the noise was presented and learned the ring-peg task with no noise. The other half had the reverse ...

journal_title：Journal of motor behavior

authors： Bachman JC

更新日期：1977-09-01 00:00:00

abstract：:Changing the nature of a motor response can produce a reliable change in choice reaction time, while the corresponding effect for simple reaction time is unreliable, and disappears with appropriate instructions and practice. The reliable effect for choice reactions was attributed to a component of the reaction time in...

journal_title：Journal of motor behavior

authors： Klapp ST,Patrick Wyatt E,Mac Lingo W

更新日期：1974-12-01 00:00:00

abstract：:In 2 experiments, the authors examined manual aiming asymmetries as well as the ability of participants to adjust their aiming trajectories following an unexpected change to the inertial resistance to movement. In Experiment 1, participants (N = 11) were able to rapidly adjust their movement trajectories to conform to...

journal_title：Journal of motor behavior

authors： Elliott D,Heath M,Binsted G,Ricker KL,Roy EA,Chua R

更新日期：1999-12-01 00:00:00

abstract：:The authors investigated how the nervous system responds to dual task performance. Because dual tasking is associated with greater postural challenges, it was hypothesized that spinal excitability would be reduced when simultaneously performing 2 tasks. For this experiment, participants maintained a lying or standing ...

journal_title：Journal of motor behavior

authors： Weaver TB,Janzen MR,Adkin AL,Tokuno CD

更新日期：2012-01-01 00:00:00

abstract：:Internal focus of attention on a movement or focusing on an external target are both strategies that can affect motor performance. The authors explored whether manipulating subjects' focus of attention while walking would alter gait variability, a measure reflecting consistency of gait and associated with the risk of ...

journal_title：Journal of motor behavior

authors： Yogev-Seligmann G,Sprecher E,Kodesh E

更新日期：2017-03-01 00:00:00

abstract：:F. Mechsner (2004) seems to deny a functional importance of postintentional processes, except that their characteristics can be taken into account at the perceptual-cognitive level of control. In that perspective, processes that are critical for the understanding of motor control and its limitations are neglected. On ...

journal_title：Journal of motor behavior

authors： Heuer H

更新日期：2004-12-01 00:00:00

abstract：:Experiments using rapid-positioning movements in humans, where the subject is suddenly and unexpectedly provided with a change in the load characteristics of the limb, are described. Taken together, the pattern of results supports a mass-spring model of unidirectional limb action, where the limb moves to a position de...

journal_title：Journal of motor behavior

authors： Schmidt RA,McGown C

更新日期：1980-06-01 00:00:00

abstract：:Posturo-kinetic programming was investigated in a simple reaction time paradigm. Standing subjects performed voluntary upper limb elevations under three conditions differing by the importance of their destabilizing effect on the initial balance. Three indexes were considered: the reaction time (RT) corresponding to de...

journal_title：Journal of motor behavior

authors： Zattara M,Bouisset S

更新日期：1986-06-01 00:00:00

abstract：:The present study determined the relationship between perception of the upright in 2-dimensional space and movement accuracy. 161 female Ss were administered the Rod and Frame Test, and 30 Ss, whose scores indicated the greatest and least error in perceptual differentiation, were assigned to 2 experimental groups and ...

journal_title：Journal of motor behavior

authors： Souder MA

更新日期：1972-03-01 00:00:00

abstract：:Eye and hand movements can adapt to a variety of sensorimotor discordances. Studies on adaptation of movement directions suggest that the oculomotor and the hand motor system access the same adaptive mechanism related to the polarity of a discordance, because concurrent adaptations to opposite directed discordances st...

journal_title：Journal of motor behavior

authors： Schmitz G,Grigorova V

更新日期：2017-05-01 00:00:00

abstract：:How are appropriate combinations of forelimb muscles selected during reach-to-grasp movements in the presence of neuromotor redundancy and important task-related constraints? The authors tested whether grasp type or target location preferentially influence the selection and synergistic coupling between forelimb muscle...

journal_title：Journal of motor behavior

authors： Geed S,van Kan PLE

更新日期：2017-05-01 00:00:00

abstract：:This study examined the effects of age on single- and dual-task listening and walking during virtual street crossing. Seventeen younger and 12 older adults participated. In each listening trial, three sentences were presented simultaneously from separate locations. Participants were instructed to report the target sen...

journal_title：Journal of motor behavior

authors： Nieborowska V,Lau ST,Campos J,Pichora-Fuller MK,Novak A,Li KZH

更新日期：2019-01-01 00:00:00

abstract：:Lee and Hirota (1980) claimed to provide evidence for the encoding specificity principle for movement information. I argue that their interpretations are confounded by methodological and theoretical factors. I further suggest that their findings are compatible with generation-recognition models of memory retrieval and...

journal_title：Journal of motor behavior

authors： Crocker PR

更新日期：1982-03-01 00:00:00

abstract：:Many animal species use reaching for food to place in the mouth (reach-to-eat) with a hand, and it may be a primitive movement. Although researchers (I. Q. Whishaw, 2005; A. N. Iwaniuk & I. Q. Whishaw, 2000; M. Gentiluci, I. Toni, S. Chieffi, & G. Pavesi, 1994) have described visual guidance of reaching in both normal...

journal_title：Journal of motor behavior

authors： de Bruin N,Sacrey LA,Brown LA,Doan J,Whishaw IQ

更新日期：2008-07-01 00:00:00

abstract：:The authors investigated whether the knowledge of results (KR) schedule influences the extent to which intrinsic feedback is noticed and used. Fifty-six participants received KR that was either delayed over 2 trials (Delay-2) or provided directly after each trial (Delay-0) during 160 trials of an unfamiliar aiming tas...

journal_title：Journal of motor behavior

authors： Anderson DI,Magill RA,Sekiya H,Ryan G

更新日期：2005-05-01 00:00:00

abstract：:The purpose of this study was to determine the association between corticomotor excitability (CME) of gluteus maximus (GM) and hip biomechanics during a single-leg drop-jump task. Thirty-two healthy individuals participated. The slope of the input-output curve (IOC) obtained from transcranial magnetic stimulation was ...

journal_title：Journal of motor behavior

authors： Shih Y,Fisher BE,Smith JA,Powers CM

更新日期：2021-01-01 00:00:00

abstract：:The authors used a precueing method to examine the effects of response priming and inhibition on goal-directed action. Participants (N = 18) completed aiming movements to 1 of 2 locations following predictive (80% cued), nonpredictive (50% cued), and antipredictive (20% cued) precues at 1 of the 2 possible target loca...

journal_title：Journal of motor behavior

authors： Welsh TN,Elliot D

更新日期：2004-06-01 00:00:00

abstract：:The literature provides that self-efficacy increases if individuals receive more information of their success during practice with a consequent increase in learning outcomes. The objective of this study was to test the effects of different knowledge of results (KR) frequencies on self-efficacy and motor learning. Two ...

journal_title：Journal of motor behavior

authors： Drews R,Pacheco MM,Bastos FH,Tani G

更新日期：2020-06-04 00:00:00

abstract：:In recent experiments (Q. Lai, C. H. Shea, & M. Little, 2000; C. H. Shea, G. Wulf, J. Park, & B. Gaunt, 2001), auditory models were found to be effective in enhancing relative-timing performance and learning in constant practice conditions. In the present experiment, the authors examined (a) whether an auditory model ...

journal_title：Journal of motor behavior

authors： Lai Q,Shea CH,Bruechert L,Little M

更新日期：2002-09-01 00:00:00

abstract：:Estimation of whether an object is reachable from a specific body position constitutes an important aspect in effective motor planning. Researchers who estimate reachability by way of motor imagery with adults consistently report the tendency to overestimate, with some evidence of a postural effect (postural stability...

journal_title：Journal of motor behavior

authors： Gabbard C,Cordova A,Lee S

更新日期：2009-03-01 00:00:00

abstract：:The effects of physical guidance on learning to perform slalom-type movements on a ski-simulator were examined in 22 participants (18 in Experiment 1, 4 in Experiment 2). In Experiment 1, 1 group of participants practiced the task with ski-poles whereas another group practiced without poles. Retention tests without po...

journal_title：Journal of motor behavior

authors： Wulf G,Shea CH,Whitacre CA

更新日期：1998-12-01 00:00:00

abstract：:The role of sensory return in movement has recently been considered in relation to models involving feedforward control and in the comparison of predicted and actual states. The author suggests that sensory feedback may also have other effects at the level of movement initiation. The experiences of 3 individuals with ...

journal_title：Journal of motor behavior

authors： Cole J

更新日期：2004-09-01 00:00:00