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1.
ABSTRACT

This study aimed to assess the effect of playing surface (Natural [NT] and Artificial [AT] Turf) on the fatigue response to a soccer-specific exercise protocol (SSEP). Eighteen male soccer players completed the SSEP on NT and AT with pre-, post-, and 48 h post-assessments of eccentric knee flexor (eccKF) and concentric knee extensor peak torque (PT), peak countermovement (CMJ) and squat jump (SJ) height, and Nordic hamstring break angle. No significant main effects for surface or any surface and time interactions were observed for any of the outcome measures, except for eccKF PT recorded at 3.14 rad·s-1, which was significantly lower 48 h post-trial in the AT condition (AT = 146.3 ± 20.4 Nm; NT = 158.8 ± 24.7 Nm). Main effects for time were observed between pre- and post-trial measures for eccKF PT at all angular velocities, Nordic break angle, CMJ and SJ height. Nordic break angle, and both CMJ and SJ height were significantly impaired 48 h post-trial when compared to pre-trial. The findings of the current study suggest surface dependent changes in eccKF PT which may have implications for recovery and subsequent performance after competition on AT.  相似文献   
2.
Following preliminary indications that in some individuals arm exercise enhanced rather than reduced simultaneous leg endurance, ten young men and women performed three forms of intermittent work to volitional exhaustion, under duty cycles of 45 s work, 15 s rest. The protocols were as follows: (A) knee extensions at 30% maximum voluntary contraction (MVC); (B) 30% MVC knee extensions combined with arm cranking at 130% of their own lactate threshold; (C) combined 30% MVC knee extensions and arm cranking at 20% of their own lactate threshold. Heart rate, oxygen uptake (VO(2)), and blood lactate concentration were among the variables recorded throughout. All physiological indicators of demand were substantially higher in protocol B than in protocols A or C [heart rate: (A) 154 beats . min(-1), (B) 171 beats . min(-1), (C) 150 beats . min(-1); VO(2): (A) 11.9 ml . kg(-1) . min(-1), (B) 21.7 ml . kg(-1) . min(-1), (C) 14.2 ml . kg(-1) . min(-1); blood lactate concentration: (A) 3.3 mmol . l(-1), (B) 5.1 mmol . l(-1), (C) 2.8 mmol . l(-1)], yet there were no significant differences (P > 0.05) in the endurance times between the three conditions [(A) 11.43 min, (B) 11.1 min, (C) 10.57 min] and seven participants endured longest in protocol B. Results from protocol (C) cast doubt on explanations in terms of psychological distraction. We suggest that lactic acid produced by the arms is shuttled to the legs and acts there either as a supplementary fuel source or as an antagonist to the depressing effects of increased potassium concentration.  相似文献   
3.
This paper reports on a research project that sought to gain a deeper understanding of the contribution that universities make to the professional learning of teachers. The particular case studied was a group of learners who were engaged in an in‐service teacher education course for further education (FE) whilst also working as lecturers in FE colleges in Scotland. The paper develops the narrative of learning across boundaries (Saunders 2006 Saunders, M. 2006. From ‘organisms’ to ‘boundaries’: The uneven development of theory narratives in education, learning and work connections.. Journal of Education and Work, 19: 127. [Taylor & Francis Online] [Google Scholar]) drawing on the work of Engeström (1987 Engeström, Y. 1987. Learning by expanding: An activity‐theoretical approach to developmental research, Helsinki: Orienta‐Konsultit. [Crossref] [Google Scholar], 2001 Engeström, Y. 2001. Expansive learning at work: Toward an activity theoretical reconceptualisation.. Journal of Education and Work, 14: 13356. [Taylor & Francis Online] [Google Scholar]). The claim made is that the learning that takes place across the boundary of the workplace and university has the possibility of helping learners to resolve issues that the workplace alone does not provide them with the resources to resolve.

Cet article fait un compte‐rendu sur un projet de recherche dont le but était d'approfondir les connaissances sur la contribution des universités à la formation professionelle des professeurs. Le cas particulier qu'on a étudié était un groupe d'apprenants qui ont suivi un cours de formation d'enseignement professionnelle en travaillent commme professeurs dans des centres d'enseignement professionnel. L'article se déroule la narration d'apprentissage à travers les frontières (Saunders 2006 Saunders, M. 2006. From ‘organisms’ to ‘boundaries’: The uneven development of theory narratives in education, learning and work connections.. Journal of Education and Work, 19: 127. [Taylor & Francis Online] [Google Scholar]) et d'après les recherches d'Engstrom (1987 Engeström, Y. 1987. Learning by expanding: An activity‐theoretical approach to developmental research, Helsinki: Orienta‐Konsultit. [Crossref] [Google Scholar], 2001 Engeström, Y. 2001. Expansive learning at work: Toward an activity theoretical reconceptualisation.. Journal of Education and Work, 14: 13356. [Taylor & Francis Online] [Google Scholar]). On prétend que la connaissance qu'on a produit à travers des frontières du lieu de travail et de l'université pourrait aider les étudiants à résoudre des problèmes qu'ils ne pourraient pas résoudre en travaillant seulement.

Este trabajo presenta un proyecto de investigación que ha buscado una comprensión más detallada sobre la contribución aportada por la universidad al aprendizaje profesional del profesorado. El trabajo ha estudiado un grupo de alumnos que participaron en un curso avanzado de educación mientras trabajaban como profesores en institutos de enseñanza en Escocia. El estudio desarrolla la temática del aprendizaje a través de límites (Saunders 2006 Saunders, M. 2006. From ‘organisms’ to ‘boundaries’: The uneven development of theory narratives in education, learning and work connections.. Journal of Education and Work, 19: 127. [Taylor & Francis Online] [Google Scholar]) inspirándose en el trabajo de Engeström (1987 Engeström, Y. 1987. Learning by expanding: An activity‐theoretical approach to developmental research, Helsinki: Orienta‐Konsultit. [Crossref] [Google Scholar], 2001 Engeström, Y. 2001. Expansive learning at work: Toward an activity theoretical reconceptualisation.. Journal of Education and Work, 14: 13356. [Taylor & Francis Online] [Google Scholar]). La reivindicación hecha es que el aprendizaje que tiene lugar a través del límite del lugar de trabajo y la universidad tiene la posibilidad de ayudar a los alumnos en resolver asuntos en que el lugar de trabajo por si solo no puede proveerles con los recursos para su resolución.

Dieser Artikel berichtet die Resultate eines Forschungsprojektes, dass zu verstehen versuchte, was Universitäten zum professionellen Lernen von Lehrern beitragen. Ein Gruppe von Studenten wurder untersucht, die in Schottland an Berufsschulen unterrichteten und gleichzeitig an einem Weiterbildungskurs fuer Lehrkräfte an der Universität teilnahmen. Der Artikel ist auf der Arbeit von Engström basiert und konzentriert sich auf Lernen, das über Grenzen hinweg stattfindet (Saunders) (in unserem Fall Arbeitsplatz und Universität). Wir behaupten, dass das solches Lernen grössere Moeglichkeiten bietet, Probleme zu lösen, als Lernen, welches nur am Arbeitsplatz stattfindet.  相似文献   

4.
5.
The number of older adults taking advantage of courses offered by institutions of higher learning is increasing. Despite this trend in university and college enrollment, educators know little about the reasons why adults aged 55 years and over are making the decision to return to school. This paper describes the results of an exploratory study about: (1) educational motivations of older students; (2) effect of involvement in university classes on older adults' attitude toward aging; and (3) impact of older individuals' participation in university classes on marital relations.

Interviews were_ conducted with twenty‐one married couples, aged 55 years and older (X = 68.54), with one spouse attending university classes. In order to compute life satisfaction analyses, a control sample was secured. This group consisted of 33 married couples, 55 years and over (X = 70.93), with neither spouse participating in continuing education.

Results indicated that older students viewed intrinsic learning goals to be significantly more important than extrinsic incentives (p<.01). Student couples reported significantly more positive attitudes toward growing older than did nonstudent couples (p<.05). Although participation in university classes had only a minimal impact on members' marital interaction, student couples express satisfaction with this effect.

Recommendations suggested the construction of assessment measures of older adults' self‐initiated versus externally reinforced learning goals. It is advised that pre‐ and posttest interview schedules be used when determining the impact on family solidarity of older adults' pursual of further learning. Future research is suggested which explores whether participation in continuing education provides skills or information for older persons to adjust to their changing environments which in turn would have an influence on level of morale.  相似文献   
6.
The assistant workforce is a constituent presence in all schools. Progressive reconfiguration of the role has resulted in a hybrid position, with assistants customarily navigating power relationships in the hierarchy of the school. This paper employs Bourdieu’s theory of social fields, in particular, his system of relations, as a means to consider the intersection of habitus and capital amongst assistants in special schools in Northern Ireland. Using this analytic approach, focus group interviews with Classroom Assistants and Health Assistants explored their current deployment, their interaction with each other and with teachers. Data was collected from 47 participants across 7 special schools, with interviews transcribed and thematically analysed. Findings revealed assistants as a workforce in transition, whose conventional habitus has been steadily disrupted by a supply and demand culture often at variance with the origins of the post. Whilst such divergence has the potential to create a site of struggle, the burgeoning social and cultural capital held by assistants has, instead, re-configured their perceived position within the special school environment, creating more porous professional boundaries and an increasingly fluid professional identity. These explanatory insights offer a fresh perspective for further research into this pivotal yet under-researched group in Northern Ireland.  相似文献   
7.
8.
Freedom of speech in universities is currently an issue of widespread concern and debate. Recent empirical findings in the UK shed some light on whether speech is unduly restricted in the university, but it suffers from two limitations. First, the results appear contradictory. Some studies show that the issue of free speech is overblown by media reportage, whilst others track serious concerns about free speech arising from certain university policies. Second, the findings exclude important issues concerning restrictions to speech on campus that fall outside the traditional debate around violations to free speech rights. This is particularly the case when certain voices are excluded from important policy conversations, and in issues around diversifying the curriculum. This article overcomes these two limitations by developing a novel conceptual framework within which to situate current debates concerning speech-related matters in universities. It does so by developing a taxonomy around the concept of ‘silencing’. It then considers the current issue of speech matters in universities within this framework to determine whether, and to what extent, speech is indeed unduly restricted, and where this is a concern for free speech violations, and where it falls outside this issue.  相似文献   
9.
Ann Finlay 《Literacy》1997,31(2):30-35
When informal measures of reading assessment were used with a Further Education student the results were different to those obtained with the Basic Skills Agency’s reading test based on cloze exercises. After describing the informal assessment the reasons for the discrepancy between the two methods are discussed. These are based first on the language production demands of cloze, and second on the relationship between functional literacy materials and cloze success. The author concludes that the suitability of cloze for testing reading is in doubt; it is likely to underestimate some readers’ abilities and it should not be used to test reading in isolation from other measures. Please note ALBSU has changed its name to the Basic Skills Agency, and to avoid confusion BSA will be used throughout the article even if at the time referred to it was known as ALBSU.  相似文献   
10.
How policy impacts on practice and how practice does not impact on policy   总被引:1,自引:0,他引:1  
The TLRP project reported on in this article attempts to understand how the Learning and Skills sector functions. It traces how education and training policy percolates down through many levels in the English system and how these levels interact, or fail to interact. The authors first focus upon how policy impacts upon the interests of three groups of learners: unemployed people in adult and community learning centres, adult employees in work‐based learning and younger learners on Level 1 and Level 2 courses in further education. They focus next upon how professionals in these three settings struggle to cope with two sets of pressures upon them: those exerted by government and a broader set of professional, institutional and local factors. They describe in particular how managers and tutors mediate national policy and translate it (and sometimes mistranslate it) into local plans and practices. Finally, the authors criticise the new government model of public service reform for failing to harness the knowledge, good will and energy of staff working in the sector, and for ignoring what constitutes the main finding of the research: the central importance of the relationship between tutor and students.  相似文献   
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