996 resultados para primary headaches


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O presente trabalho de investigação apresenta um estudo que procurou observar comportamentos de literacia emergente numa língua estrangeira (Inglês) em contexto da educação pré-escolar. Procedeu-se à conceção e implementação de uma abordagem integrada ao ensino da língua inglesa, através numa abordagem metodológica inspirada no paradigma investigação-ação, percecionada como oportunidade de inovação pedagógica e de formação de professores. O estudo foi desenvolvido em simultâneo no 1ºCEB, tendo como principal objetivo comparar os comportamentos e atitudes dos alunos de outra faixa etária relativamente aos comportamentos de literacia em língua estrangeira. Os dados foram recolhidos através da observação, gravação de aulas, posteriormente transcritas, diários do investigador, questionários, portfolios dos alunos e entrevistas semi-estruturadas a especialistas na área da pedagogia de línguas estrangeiras, analisados através da aplicação de técnicas de análise de conteúdo como procedimento de análise do corpus. Os resultados demonstram a relevância de abordagens integradas de cariz lúdico na promoção de comportamentos de leitura e escrita emergente, estimulando assim motivação intrínseca nas crianças pela aprendizagem da língua e cultura-alvo. Por conseguinte, os comportamentos observados de literacia emergente em língua estrangeira permitem estabelecer uma analogia com as crianças bilingues, na medida em que ao aprenderem uma outra língua desenvolvem em sincronia a sua flexibilidade mental e estratégias de auto-regulação em diversas áreas de conhecimento. Os resultados permitem ainda concluir que estratégias promotoras de motivação intrínseca como o lúdico e o storytelling são vitais na sensibilização à diversidade linguística e cultural, por oposição aos resultados evidenciados pela estratégia nacional para o ensino de línguas estrangeiras no 1.ºCEB. As principais implicações deste estudo sugerem a possibilidade de generalização da língua estrangeira na educação pré-escolar, sendo esta etapa compreendida como um período privilegiado na prevenção de insucesso na leitura e escrita na aprendizagem de uma língua estrangeira. Deste modo, a educação pré-escolar pode ser considerada como um tempo fundador do futuro linguístico das crianças, numa perspetiva de educação linguística ao longo da vida.

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Aim There is growing interest in the contribution of public-private partnerships (PPPs) bridging the shortage of financial resources and management expertise in developing public healthcare infrastructure. However, few studies have evidenced PPPs’ ability in increasing efficiency in public procurement of primary healthcare infrastructure. The aim of this study was to assess to what extent PPPs would increase efficiency in public procurement of primary healthcare facilities. Subject and Methods A qualitative analysis, adopting a realistic research evaluation method, used data collected from a purposive sample of public (n=23) and private sector staff (n=2) directly involved in the UK National Health Service Local Improvement Finance Trust (LIFT). Results We find a positive association of LIFT helping to bridge public sector capital shortages for developing primary care surgeries. LIFT is negatively associated with inefficient procurement because it borrows finance from private banks, leaving public agencies paying high interest rates. The study shows that some contextual factors and mechanisms in LIFT play a major part in obstructing public staff from increasing procurement efficiency. Conclusion PPP’s ability to increase efficiency may be determined by contextual factors and mechanisms that restrict discretion over critical decisions by frontline public sector staff. Developing their capacity in monitoring PPP activities may make partnerships more efficient.

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The assessment of human impact on complex estuarine systems is a multidisciplinary task that is highly demanding in terms of measurements and fieldwork. Nowadays the use of inexpensive and reliably modeling tools can substantially reduce the amount of measurements needed to characterize a system. These tools are also a convenient way to forecast the future evolution of the system and to study the impact of different scenarios of human influence. In this communication a modeling system composed by hydrodynamic, transport and ecological models is used to assess the current trophic state of Sado Estuary (Portugal) and to predict the future trends of the system based on different scenarios of human intervention. Special care is taken to the impact of changing riverine nutrient loads. Sado estuary is a large European estuary that has been considered until now in good trophic conditions with eutrophication appearing only in some isolated spots. Nevertheless in recent years some studies point out that the situation is changing. Sado estuary is a system with strong environmental opposing interests. It hosts a major industrial and urban center around the city of Setúbal and the upper reaches are used to intensive cultures such as rice. On the other hand the estuary possess an important ecological value since it is used by several important species of fish as a spawning and nursery area and it’s wetlands are used by many species of birds as winter shelters. Due to it’s importance the majority of Sado Estuary is considered as Natural Reserve.

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Tese dout., Química, Universidade do Algarve, 2005

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Face detection and recognition should be complemented by recognition of facial expression, for example for social robots which must react to human emotions. Our framework is based on two multi-scale representations in cortical area V1: keypoints at eyes, nose and mouth are grouped for face detection [1]; lines and edges provide information for face recognition [2].

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Dissertação de Mestrado, Oncobiologia: Mecanismos Moleculares do Cancro, Faculdade de Ciências e Tecnologia, Universidade do Algarve, 2015

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Background: Diabetes mellitus is one of the major causes of chronic morbidity and loss of quality of life, and it seems to be increasing in the coming decades. Overall prevalence of diabetes in Portugal in 2010, according to the latest National Observatory of Diabetes Report, was 12.4%, which corresponds to a total of approximately 991 thousand individuals aged between 20 and 79 years. The level of control of diabetes mellitus, as measured by glycosilated haemoglobin A1c(HbA1c) influences the long-term risk of macrovascular and microvascular complications. Given the frequent association of diabetes with hypertension/dyslipidemia/overweight, managing these risk factors is a crucial part of the diabetes control.

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Tese de doutoramento, Sistemas Sustentáveis de Energia, Universidade de Lisboa, Faculdade de Ciências, 2015

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Recent research regarding the quality of relationships in primary classrooms has focused largely on the enhancement and development of cognitive skills. The study reported here focused on a range of social and affective outcomes with the intention of broadening our understanding of the classroom as an interactive system, from the child's perspective. This paper provides empirical evidence on children's perceptions at Key Stage 2 (pupil age 7-11 years) of their relationships with teachers, other adults and children. Data were collected via an attitudinal questionnaire survey in nine primary schools in England. Results indicate that, in addition to the development of social skills, children also valued academic confidence, learning and the involvement of their parents in homework, and that these were associated with the interactions and routines established within the primary classroom settings. Some variations in terms of pupil age, teacher career phase, and the socio-economic context of the school were identified; however, the importance of the relationship between pupil and teacher remained consistent across schools.

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The neuropsychological phenomenon of blindsight has been taken to suggest that the primary visual cortex (V1) plays a unique role in visual awareness, and that extrastriate activation needs to be fed back to V1 in order for the content of that activation to be consciously perceived. The aim of this review is to evaluate this theoretical framework and to revisit its key tenets. Firstly, is blindsight truly a dissociation of awareness and visual detection? Secondly, is there sufficient evidence to rule out the possibility that the loss of awareness resulting from a V1 lesion simply reflects reduced extrastriate responsiveness, rather than a unique role of V1 in conscious experience? Evaluation of these arguments and the empirical evidence leads to the conclusion that the loss of phenomenal awareness in blindsight may not be due to feedback activity in V1 being the hallmark awareness. On the basis of existing literature, an alternative explanation of blindsight is proposed. In this view, visual awareness is a “global” cognitive function as its hallmark is the availability of information to a large number of perceptual and cognitive systems; this requires inter-areal long-range synchronous oscillatory activity. For these oscillations to arise, a specific temporal profile of neuronal activity is required, which is established through recurrent feedback activity involving V1 and the extrastriate cortex. When V1 is lesioned, the loss of recurrent activity prevents inter-areal networks on the basis of oscillatory activity. However, as limited amount of input can reach extrastriate cortex and some extrastriate neuronal selectivity is preserved, computations involving comparison of neural firing rates within a cortical area remain possible. This enables “local” read-out from specific brain regions, allowing for the detection and discrimination of basic visual attributes. Thus blindsight is blind due to lack of “global” long-range synchrony, and it functions via “local” neural readout from extrastriate areas.

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There is a widely held view that learning to play a musical instrument is a valuable experience for all children in terms of their personal growth and development. Although there is no statutory obligation for instrumental music provision in Scottish primary schools, there are well-established Instrumental Music Services in Local Education Authorities that have been developed to provide this facility for pupils. This article presents the findings of a study that was aimed at investigating the extent to which the opportunity to undertake instrumental instruction in Scottish primary schools is equitable. The study employed a mixed-methods approach. Data were gathered from 21 Scottish primary schools, a total pupil population of 5122 pupils of whom 323 pupils were receiving instrumental instruction. The analysis involved an investigation of the academic profile of this group, the representation of children with additional support needs (ASN) and the nature of their ASN. A qualitative analysis of policy and guideline documents and interviews with Heads of Instrumental Services, headteachers and instrumental instructors served to explain and illuminate the quantitative data. The findings showed that particular groups of children with ASN were significantly under-represented and offer explanations of the processes by which this occurs.

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Background School physical education (PE) and playtime provide important opportunities for physical activity (PA). However, little research has assessed PA during primary school PE using accelerometry or compared PA during different lesson types. There is also a lack of research comparing PA during PE and playtime, despite suggestions that playtime promotes more PA. The primary aim of this study was to determine which types of PE lesson are most facilitative of PA. The secondary aim was to determine whether children are more active during PE or playtime. Methods Descriptive and fitness data were assessed in 20 children aged 8-9years from a single school. Over eight consecutive weeks PA was assessed during PE lessons, which were classified as either team games or movement activities. At the mid-week of data collection playtime PA was also assessed. PA was assessed using accelerometry and the percentage of time spent in moderate to vigorous PA (MVPA) calculated. Paired t-tests were used to compare MVPA during movement lessons and team games lessons and during PE and playtime. Results Children spent 9.5% of PE lessons in MVPA and engaged in significantly more MVPA during team games (P < 0.001). MVPA was also significantly higher during PE than playtime (P < 0.01). Conclusions Children do not engage in sufficient PA during PE, but are most active during team games lessons; whilst PA during playtime is lower than PE. Interventions to increase PA during both PE and playtime are therefore required. PE interventions should target games lessons as they dominate the curriculum, encourage most PA and present the greatest potential for change. Playtime interventions should encourage participation in active games through the provision of playground equipment and markings.