10 resultados para online training

em Repositório Institucional UNESP - Universidade Estadual Paulista "Julio de Mesquita Filho"


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The aim of this study was to develop an experimental protocol for endurance swimming periodization training in rats similar to high performance training in humans, and compare it to continuous training. Three groups of male Wistar rats (90 days old) were allocated to Sedentary Control (SC); Continuous Training (CT); and Periodized Experimental Training (PET) groups. PET and CT trained 5 days/week, over five weeks, CT: continuous training supporting a 5% body mass (bm) load for 40 min/day; PET: training subdivided into basic, specific, and taper periods, with overload changed daily (volume-intensity, continuous, and interval training). Total training overload was quantified (% bm X exercise time in training session) and equalized for the two trained groups. Glucose ([ 3H]2-deoxyglucose) uptake, incorporation to glycogen (synthesis), glucose oxidation (CO 2 production), and lactate production from [U- 14C]glucose by soleus muscle strips incubated in presence of insulin (100μU/mL) were evaluated 48h after the last training session. The load equivalent at 5.5mM blood lactate concentration ([La-5.5]) was determined in the incremental test. Lactate production was similar in all groups. PET presented higher glucose uptake (59%) than SC, and higher glycogen synthesis (51 and 22%) and glucose oxidation (147 and 178%) than SC and CT, respectively. CT presented higher glycogen synthesis rates (23%) than SC. Load [La-5.5] was similar between trained groups and higher than SC. PET presented higher values for glucose metabolism than CT and SC. These results open up new perspectives for studying training methods used in high performance sport through swimming exercise in rats.

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A swimming periodized experimental training model in rats in which different training protocols (TP) were classified in aerobic (A) and anaerobic (AN) intensity levels. The purpose of the present study was to verify if the classification of the TP used in the periodized training experimental model presented the blood lactate concentration [La] response adequate to the aerobic and anaerobic intensities levels. Twenty three male Wistar rats were divided into three groups. Two groups of swimming training (continuous, CT, n = 7, and periodized training, PET, n = 7) rats were evaluated during 5 weeks in eight different TP (TP-1 to TP-8) through the analysis of the [La] response. The third group was the sedentary control (SC, n = 9). The TP were classified in five intensity levels, three aerobic (A-1, A-2, A-3) and two anaerobic (AN-1, AN-2). Analysis of variance (ANOVA one-way, P<0.05) indicated significant differences in the [La] among the TP and among the five intensity levels. All TP of the A-2 and A-3 intensity levels differed from the A-1 and AN-1. The A-1 and AN-1 also differed among them. These findings demonstrate that the TP were classified properly at different levels of aerobic and anaerobic intensities, as based on the [La] response in a way similar to that of high performance swimming with humans. The results offer new perspectives for the study of exercise training in swimming rats at different levels intensity for performance or for health.

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This paper describes an investigation into the initial training of foreign language teachers (German and English) and the internships required in the fourth year, considering the possibility that online forums may provide a virtual environment for the manifestation of critical thinking by future teachers. We analyze the messages and themes addressed in three forums, based on concepts of critical thinking and on the theoretical model of Practical Inquiry proposed by Garrison, Anderson and Archer (2000; 2001). For a better understanding of the phases in discussions on topics, we use the model of these authors, also identifying some discourse markers characterized by them, mainly based on the assumptions of Systemic Functional Linguistics (HALLIDAY, 1994) and on the types of conversational moves proposed by Eggins and Slade (1997). A new model was created based on the selected theoretical underpinnings and on the analysis of the data, as well as the conclusion was that online forums can be considered an important tool for the manifestation of teachers' critical thinking and for a critical reflexive education, in a context marked by the specificities of information society.

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Distance-learning language courses are gaining ground because they meet contemporary social demands and expand opportunities for access to new knowledge. They also favor interaction among people with similar goals but who live in places where no live learning arrangements are available. Taking Valente (2002), Garrison and Anderson (2000), and other authors for theoretical bases, this paper reflects on the criteria and aspects to be considered when one plans and ministers online teacher training courses. The data were taken from a distance-based university extension course offered on the Moodle learning platform by a university in the State of São Paulo, Brazil. The objective was to encourage German language teachers to further develop their own language skills, reflect on aspects of inter-culturality in teaching the target language, and provide experience with current technological resources. This paper describes the elements that proved to be relevant in the creation and planning of the course, based on authors who deal with characteristics of computer-mediated teaching. The importance of this study is related to the fact that little information is available on the planning of courses in online formats.

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The integration of research in teaching practices assumes increasing importance and complexity in education. One aspect involved in this issue and poorly investigated is the training of teachers for the development of research linked with their practices. In this context, we present a training for research developed on a distance-learning course in the Science Teaching, which involves the design, implementation and analysis of didactic sequences: the Study Guide to the Initiation of the Term Paper (SGITP). Our research goal is to present a training proposal produced from the results collected from a survey of the literature of the area, and to investigate its application and its results in the teachers' continuing education program. Using data extracted from the production of students and tutors, we concluded that SGITP had a good acceptance among them and it was positively evaluated by teachers, in addition to promoting a greater understanding of research.

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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)

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Pós-graduação em Desenvolvimento Humano e Tecnologias - IBRC