987 resultados para motor skill


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The aim of this preliminary study was to investigate motor cortex (cortical) excitability between a similar fine visuomotor task of varying difficulty. Ten healthy adults (three female, seven male; 20–45 years of age) participated in the study. Participants were instructed to perform a fine visuomotor task by statically abducting their first index finger against a force transducer which displayed the level of force (represented as a marker) on a computer monitor. This marker was to be maintained between two stationary bars, also displayed on the computer monitor. The level of difficulty was increased by amplifying the position of the marker, making the task more difficult to control. Cortical measures of motor evoked potential (MEP) and silent period (SP) duration in first dorsal interosseous (FDI) muscle were obtained using transcranial magnetic stimulation (TMS) while the participant maintained the “easy” or “difficult” static task. An 11.8% increase in MEP amplitude was observed when subjects undertook the “difficult” task, but no differences in MEP latency or SP duration. The results from this preliminary study suggest that cortical excitability increases reflect the demand required to perform tasks requiring greater precision with suggestions for further research discussed.

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This paper provides the background to the adoption of a peer mentoring program including the preparation of mentors and the classroom role of mentors. The paper also includes a discussion of alternative models of peer mentoring and an examination of factors to be considered in adopting mentoring as a teaching and learning resource. Using a case study of third-year undergraduate accounting students who were employed to mentor fellow students in a second-year accounting unit at an Australian university, the paper examines peer mentoring as a classroom resource in the teaching of accounting concepts. The study includes an evaluation of the perceptions of generic skill development by peer mentors illustrating how mentoring can be a reciprocal process, in that the mentor's skills can be enhanced while fulfilling a supporting role to junior students. The programme evaluation also demonstrated that accounting educators could contribute to the development of students' generic skills outside the traditional classroom setting.

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This study sought to determine whether weight status influences the association among children's fundamental movement skills (FMS) and physical activity (PA). Two hundred forty-eight children ages 9-12 years participated. Proficiency in three object-control skills and two locomotor skills was examined. Accelerometers objectively assessed physical activity. Body mass index was calculated to determine weight status. Correlations between physical activity and FMS proficiency were evident among boys and girls. No significant interaction was apparent when examining FMS proficiency scores, PA variables, and weight status. Future studies should examine a broader range of skills and types of activities to better characterize this relationship and to inform the promotion of movement skill proficiency and PA.

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Aims and objectives. To present a model that explicates the dimensions of change and adaptation as revealed by people who are diagnosed and live with amyotrophic lateral sclerosis/motor neurone disease.

Background. Most research about amyotrophic lateral sclerosis/motor neurone disease is medically focused on cause and cure for the illness. Although psychological studies have sought to understand the illness experience through questionnaires, little is known about the experience of living with amyotrophic lateral sclerosis/motor neurone disease as described by people with the disease.

Design. A grounded theory method of simultaneous data collection and constant comparative analysis was chosen for the conduct of this study.

Methods. Data collection involved in-depth interviews, electronic correspondence, field notes, as well as stories, prose, songs and photographs important to participants. QSR NVivo 2® software was used to manage the data and modelling used to illustrate concepts.

Findings. Participants used a cyclic, decision-making pattern about 'ongoing change and adaptation' as they lived with the disease. This pattern formed the basis of the model that is presented in this paper.

Conclusion. The lives of people living with amyotrophic lateral sclerosis/motor neurone disease revolve around the need to make decisions about how to live with the disease progression and their deteriorating abilities. Life decisions were negotiated by participants to maintain a sense of self and well-being in the face of change.

Relevance to clinical practice. The 'ongoing change and adaptation' model is a framework that can guide practitioners to understand the decision-making processes of people living with amyotrophic lateral sclerosis/motor neurone disease. Such understanding will enhance caring and promote models of care that are person-centred. The model may also have relevance for people with other life limiting diseases and their care.

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Analysis of the experiences of four farmer groups set up to learn how to jointly manage local natural resource issues shows that the groups are going though two simultaneous processes. One builds technical competency in natural resource management and the other is the underpinning social process that allows the groups to make decisions and work collectively, which builds social capital. Natural resource management practitioners and farmers are practical people. They are likely to be more comfortable with a process that develops monitoring tools and benchmarks for natural resource management than a process of group development and social capital formation. Yet the two are intrinsically linked. This paper reflects on and analyses the experience of establishing and working with farmer groups as they go through a process of identifying environmental issues, setting and monitoring environmental benchmarks and identifying and implementing sustainable farming practices to meet the benchmarks.

Two questions emerged from the analysis. First, how do the four groups compare to other measures of effective natural resource management groups? Second, what are the characteristics of the groups that make them more or less effective and what has occurred in the groups (either before or during this project) to make them more or less effective? Social capital emerges as a key determinant of group effectiveness. Social capital is most effective when it comprises a balance of bonding and bridging networks, and includes shared values in relation to the purpose of the group.

Policy makers and extension workers need to understand the link between the two simultaneous processes occurring as people come together in groups to define and implement best practice at a local level, and how to use knowledge of social processes when designing the more concrete process of developing and implementing best practice monitoring and benchmarking with groups. An understanding of how people build social capital as they work in groups will assist with designing and facilitating group projects in a range of contexts, not only natural resource management.

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Introduction: This article reports findings of a project funded by the Australian National Council for Vocational Education Research. The project explores solutions to current and projected skills shortages within the health and community services sector, from a vocational education and training perspective. Its purpose is to locate, analyse and disseminate information about innovative models of health training and service delivery that have been developed in response to skill shortages.

Methods: The article begins with a brief overview of Australian statistics and literature on the structure of the national health workforce and perceived skill shortages. The impact of location (state and rurality), demographics of the workforce, and other relevant factors, on health skill shortages is examined. Drawing on a synthesis of the Australian and international literature on innovative and effective models for addressing health skill shortages and nominations by key stakeholders within the health sector, over 70 models were identified. The models represent a mixture of innovative service delivery models and training solutions from Australia, as well as international examples that could be transposed to the Australian context. They include the skill ecosystem approach facilitated by the Australian National Training Authority Skill Ecosystem Project. Models were selected to represent diversity in terms of the nature of skill shortage addressed, barriers overcome in development of the model, healthcare specialisations, and different customer groups.

Results: Key barriers to the development of innovative solutions to skills shortages identified were: policy that is not sufficiently flexible to accommodate changing workplace needs; unwillingness to risk take in order to develop new models; delays in gaining endorsement/accreditation; current vocational education and training (VET) monitoring and reporting systems; issues related to working in partnership, including different cultures, ways of operating, priorities and timelines; workplace culture that is resistant to change; and organisational boundaries. For training-only models, additional barriers were: technology; low educational levels of trainees; lack of health professionals to provide training and/or supervision; and cost of training. Key enhancers for the development of models were identified as: commitment by all partners and co-location of partners; or effective communication channels. Key enhancers for model effectiveness were: first considering work tasks, competencies and job (re)design; high profile of the model within the community; community-based models; cultural fit; and evidence of direct link between skills development and employment, for example VET trained aged care workers upskilling for other health jobs. For training only models, additional enhancers were flexibility of partners in accommodating needs of trainees; low training costs; experienced clinical supervisors; and the provision of professional development to trainers.

Conclusions: There needs to be a balance between short-term solutions to current skill shortages (training only), and medium to longer term solutions (job redesign, holistic approaches) that also address projected skills shortages. Models that focus on addressing skills shortages in aged care can provide a broad pathway to careers in health. Characteristics of models likely to be effective in addressing skill shortages are: responsibility for addressing skills shortage is shared between the health sector, education and training organisations and government, with employers taking a proactive role; the training component is complemented by a focus on retention of workers; models are either targeted at existing employees or identify a target group(s) who may not otherwise have considered a career in health.

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Fundamental Movement Skills (FMS) are a part of the school curricula, yet many Australian primary-age children are not mastering FMS. One reason may be a lack of perceived self-efficacy of primary teachers to teach FMS. This study investigated the level of perceived self-efficacy of primary school teachers to teach FMS in Victoria, Australia. A cross-sectional survey, based on the Victorian Institute of Teaching Standards of Professional Practice, was used to sample sixty-five pre-service and forty-six in-service teachers. Most primary school teachers were self-efficacious in teaching FMS (67.59 per cent); almost one-third (32.41 per cent) were not. Male teachers had higher perceived self-efficacy than female teachers, and a positive relationship was found between perceived self-efficacy to teach FMS and interest in, and participation in, physical activity (r = 0.52 and r = 0.31 respectively). Implications for practice include providing FMS teaching resources and professional training. Further research should explore the effect of perceived self-efficacy on teaching performance.