Self-selected visual information during discrete manual aiming.

abstract：:We explore the idea that cognitive demands of the handwriting would influence the degree of automaticity of the handwriting process, which in turn would affect the geometric parameters of texts. We compared the heterogeneity of handwritten texts in tasks with different cognitive demands; the heterogeneity of texts was...

journal_title：Journal of motor behavior

authors： Crespo Y,Soriano MF,Iglesias-Parro S,Aznarte JI,Ibáñez-Molina AJ

更新日期：2018-11-01 00:00:00

abstract：:The authors replicated and extended results from the gunfight paradigm (A. Welchman, J. Stanley, M. Schomers, R. Miall, & H. Bulthoff, 2010a) in which participants moved faster when reacting to the perceived initiation of an opponent compared to initiating an action themselves. In addition to replicating these movemen...

journal_title：Journal of motor behavior

authors： La Delfa NJ,Garcia DB,Cappelletto JA,McDonald AC,Lyons JL,Lee TD

更新日期：2013-01-01 00:00:00

abstract：:Virtual reality (VR) is popular across many disciplines and has been increasingly used in sports as a training tool lately. However, it is not clear whether the spatial orientation of humans works equally within VR and in the real-world. In this paper, two studies are presented, in which natural body movements were al...

journal_title：Journal of motor behavior

authors： Pastel S,Chen CH,Bürger D,Naujoks M,Martin LF,Petri K,Witte K

更新日期：2020-11-09 00:00:00

abstract：:The effects of practice schedule and amount of practice on the development of the generalized motor program (GMP) and on parameter estimation were investigated. Participants (N = 108) practiced the same relative timing but different absolute durations of a multisegment timing task. Practice schedules (constant, blocke...

journal_title：Journal of motor behavior

authors： Giuffrida Cl,Shea J,Fairbrother JT

更新日期：2002-12-01 00:00:00

abstract：:Hand movements may be anticipatorily planned to reach an immediate target and at the same time facilitate movements to subsequent targets. Researchers have proposed that in anticipatory planning, information about subsequent targets needs to be processed to engage in the planning of the next movement. To test this hyp...

journal_title：Journal of motor behavior

authors： Herbort O,Butz MV

更新日期：2009-11-01 00:00:00

abstract：:The purpose of this study was to see how motor-respiratory coordination could improve with augmented visual feedback. Participants performed inphase and antiphase patterns between movement and breathing. When the target pattern was performed properly, balls in a feedback display either moved up and down together (inph...

journal_title：Journal of motor behavior

authors： Hessler EE

更新日期：2015-01-01 00:00:00

abstract：:In a previous study (A. J. Fawcett, R. I. Nicolson, & P. Dean, 1996), the authors had found strong behavioral evidence for cerebellar deficit in a panel of children with dyslexia. In the present study, the generality of those results was assessed. A battery of clinical tests for cerebellar dysfunction was administered...

journal_title：Journal of motor behavior

authors： Fawcett AJ,Nicolson RI

更新日期：1999-03-01 00:00:00

abstract：:The study of sign languages provides a promising vehicle for investigating language production because the movements of the articulators in sign are directly observable. Movement of the hands and arms is an essential element not only in the lexical structure of American Sign Language (ASL), but most strikingly, in the...

journal_title：Journal of motor behavior

authors： Poizner H,Newkirk D,Bellugi U

更新日期：1983-03-01 00:00:00

abstract：:Examinations of the ability to rapidly modify ongoing movements have found that amendment latencies are shorter when a visual stimulus specifies an increase in movement velocity as compared to when a movement reversal is required. Our present study examined the hypothesis that amendment latencies for both continue and...

journal_title：Journal of motor behavior

authors： Carlton LG,Carlton MJ

更新日期：1987-06-01 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：:Understanding mechanisms of fatigue of the trunk extensors is important because fatigue is a major factor in predicting incidence of low back pain, but few studies have examined trunk extensor fatigue muscles using differing load types and measured the amplitude and frequency domain of the electromyographic signal to ...

journal_title：Journal of motor behavior

authors： Russ DW,Ross AJ,Clark BC,Thomas JS

更新日期：2018-01-01 00:00:00

abstract：:ABSTRACT The authors investigated the ability of human participants to discover novel actions under conditions of delayed reinforcement. Participants used a joystick to search for a target indicated by visual or auditory reinforcement. Reinforcement delays of 75-150 ms were found to significantly impair action acquisi...

journal_title：Journal of motor behavior

authors： Walton T,Thirkettle M,Redgrave P,Gurney KN,Stafford T

更新日期：2013-01-01 00:00:00

abstract：:When humans make grasping movements their digits' paths are curved vertically. In a previous study the authors found that this curvature is largely caused by the local constraints at the start and end of the movement. Here the authors examined the contribution of gravity to the part of the curvature that was not expla...

journal_title：Journal of motor behavior

authors： Verheij R,Brenner E,Smeets JB

更新日期：2013-01-01 00:00:00

abstract：:Paired muscle stimulation is used clinically to facilitate the performance of motor tasks for individuals with motor dysfunction. However, the optimal temporal relationship between stimuli for enhancing movement remains unknown. We hypothesized that synchronous, muscle stimulation would increase the extent to which st...

journal_title：Journal of motor behavior

authors： Brownjohn PW,Blakemore RL,Fox JA,Shemmell J

更新日期：2019-01-01 00:00:00

abstract：:The authors investigated whether force control is similar between the upper and lower limbs and between contractions that involve 1 or 2 joints. Six volunteers (27.5 +/- 11.2 years of age) attempted to produce consistent discrete rapid force responses of 30, 60, and 90 N by using 6 different body postures, 3 with the ...

journal_title：Journal of motor behavior

authors： Christou EA,Zelent M,Carlton LG

更新日期：2003-12-01 00:00:00

abstract：:A study of the spacing effect was conducted within a short-term motor memory framework. In Experiment 1 subjects received one or six repetitions of a discrete linear movement at intervals of 5 or 60 sec, and with a constant retention interval of 30 sec. The performance over 10 trials was analyzed in terms of algebraic...

journal_title：Journal of motor behavior

authors： Marshall PH,Jones MT,Sheehan EM

更新日期：1977-06-01 00:00:00

abstract：:The temporal characteristics of repetitive finger tapping by the left and right hands were examined in two experiments. In the first experiment, interresponse intervals (IRIs) were recorded while right-handed male subjects tapped in synchrony with an auditory timing pulse (the synchronization phase) and then attempted...

journal_title：Journal of motor behavior

authors： Truman G,Hammond GR

更新日期：1990-12-01 00:00:00

abstract：:The aim of this paper was to study, from a developmental perspective, the transient phase of gait during the period between the standing posture and the achievement of steady state gait, using temporal and biochemical parameters. Eight children who had been walking autonomously for 90 to 200 days were observed. A tota...

journal_title：Journal of motor behavior

authors： Breniére Y,Bril B,Fontaine R

更新日期：1989-03-01 00:00:00

abstract：:Two separate experiment using motor responses evaluated the specificity vs. generality of response consistency when the various tasks used the same limb for response. In Exp. I four similar tasks requiring rapid right arm movement were defined and, in Exp. II, Ss had to "hit" a moving target with either a maximal or m...

journal_title：Journal of motor behavior

authors： Schmidt RA

更新日期：1969-06-01 00:00:00

abstract：:In two experiments, we investigated the effects of duration of visual feedback of the pointing limb and the time (early to late) in the movement when the limb first becomes visible (timing of visual feedback). Timing, rather than duration of visual feedback, proved to have the greater effect on the relative magnitude ...

journal_title：Journal of motor behavior

authors： Redding GM,Wallace B

更新日期：1990-06-01 00:00:00

abstract：:It has been suggested that movements are planned in terms of direction and distance. If so, online adjustments to changes in the direction and distance of the movements may also differ. The authors therefore investigated whether fast online movement adjustments are the same for perturbations of the direction and of th...

journal_title：Journal of motor behavior

authors： Wijdenes LO,Brenner E,Smeets JB

更新日期：2013-01-01 00:00:00

abstract：:Pianists (N = 9) memorized and performed polyrhythms over a range of speeds from 1 to 16 notes/s. Using several fingers of each hand to press the keys on a piano keyboard, they performed the 5:3 polyrhythm by playing "3s" with one hand simultaneously with "5s" in the other. All the participants were able to maintain o...

journal_title：Journal of motor behavior

authors： Bogacz S

更新日期：2005-01-01 00:00:00

abstract：:Motor neuroscience is well over 100 years old, with seminal work such as G. T. Fritz and E. Hitzig's discovery of motor cortex occurring in 1870. Theoretical motor neuroscience has been ongoing for at least the last 50 years. How mature a scientific discipline is motor neuroscience? Are experimentalists and theoretici...

journal_title：Journal of motor behavior

authors： Ajemian R,Hogan N

更新日期：2010-11-01 00:00:00

abstract：:Changing automatized movement patterns often leads to initial performance decrements caused by proactive interference. In this study, we scrutinized whether proactive interference could be reduced by inhibiting the to-be-changed movement pattern by means of a physical movement constraint and verbal inhibition instruct...

journal_title：Journal of motor behavior

authors： Sperl L,Cañal-Bruland R

更新日期：2020-01-01 00:00:00

abstract：:The authors sought to evaluate the relative importance of locomotor control and postural control in the perception of affordances. While seated in a stationary wheelchair, participants made a series of judgments about the minimum lintel height under which they could roll in the wheelchair. Prior to making judgments, p...

journal_title：Journal of motor behavior

authors： Yu Y,Stoffregen TA

更新日期：2012-01-01 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：:The authors investigated the time course of reprogramming of the temporal dimension of motor acts in a task requiring interception of a moving target. The target moved at a constant velocity on a monitor screen; in part of the trials, target velocity was unexpectedly increased or decreased. Those modifications were pr...

journal_title：Journal of motor behavior

authors： Teixeira LA,Chua R,Nagelkerke P,Franks IM

更新日期：2006-11-01 00:00:00

abstract：:The purpose of this study was to investigate potential qualitative differences in relative timing across age both within and across speed conditions. Forty right-handed males performed 48 trials of a five-component coincident-timing task at one speed and then 16 more at a different speed. The independent variables wer...

journal_title：Journal of motor behavior

authors： Burton AW

更新日期：1986-09-01 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：:Anxiety and related terms were defined by conceptually distinguishing between "state" and "trait" anxiety and between anxiety, stress and fear. The literature concerned with the anxiety-motor behavior relationship was reviewed using the state-trait anxiety distinction. After outlining the general notions of drive theo...

journal_title：Journal of motor behavior

authors： Martens R

更新日期：1971-06-01 00:00:00