10 resultados para Skeleton clarification

em Universidade Federal do Rio Grande do Norte(UFRN)


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Conceitua Realidade Aumentada do ponto de vista histórico de vários autores e como surgiu esse segmento através da evolução tecnológica até os dias atuais. Aborda seu funcionamento, como também, seus sistemas e aplicações em diversos campos de pesquisas e estudos científicos. Diferencia Realidade Aumentada de Realidade Virtual, visando melhor esclarecimento entre ambas na intenção de descaracterizá-las com uma única “realidade”. Apresenta a Realidade Aumentada e sua aplicação dentro de um contexto de uma unidade de informação, promovendo uma melhor interação com os usuários e as adaptações pelas quais as bibliotecas terão que passar futuramente para se adequarem a “explosão” tecnológica. Descreve o funcionamento da biblioteca ARToolKIT, baseada em RA e suas principais etapas de funcionamento para visualização de objetos virtuais em 3D. Exemplifica os benefícios que uma unidade de informação, que utiliza Realidade Aumentada, promove aos usuários portadores de deficiência, além de sua inclusão no meio digital e sua inserção no mercado de trabalho

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The Ankylosing Spondylitis (AS) is a chronic inflammatory disease that primarily affects the axial skeleton, leading to limitation of spine mobility and functional disability. Physical therapy, especially exercise, is an important part in your treatment. The Global Postural Reeducation(GPR),a method that uses stretching based on evaluation of muscular chains, with significant interference in postural changes may be a complementary alternative for the treatment of this disease. The aim was to evaluate the effects of Global Postural Reeducation (GPR) in patients with Ankylosing Spondylitis (AS) and compare GPR with group conventional segmental self-stretching and breathing exercises. This is a controlled interventional study of 38 patients divided into 2 groups: a GPR group (n = 22) and a control group (n = 16). Both groups were treated over four months. With the GPR group patients, positions that stretched the shortened muscle chains were used. With the control group patients, conventional segmental self-stretching and breathing exercises were performed. The variables analyzed were: pain intensity, morning stiffness, spine mobility, chest expansion, functional capacity (Health Assessment Questionnaire - Spondyloarthropathies - HAQ-S), quality of life (Medical Outcome Study Short Form 36 Healthy Survey-SF-36), and disease activity (Bath Ankylosing Spondylitis Disease Activity Index - BASDAI). Statistical analysis was used with a significance level of p < 0.05. There was a statistically significant difference for all the parameters analyzed between pre and post-treatment in both groups. In the inter-group comparison the GPR group showed a statistically significant improvement in morning stiffness (p = 0.01), spine mobility parameters, except finger-floor distance (p = 0.11), in chest expansion (p = 0.02), and in the physical aspect component of the SF-36 (p = 0.00).Finally, we observed that this sample of patients with AS ,treatment with RPG 60 seems to have a better response in some clinical measures, than the conventional self stretching performed in groups. Further studies are needed to further evaluate this therapeutic alternative in the EA

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The reality of Latin America points out that the industrialization and urbanization are complementary processes associated each other. Thus, by consequence of the demographic growth, observes the aggravation of an urbanization completely disordered and without infrastructure capable of guaranteeing rights and basic services to the population. In parallel, the dissemination of information, the valorization of human dignity, promoted by social welfare, and expectations of consumption aggravates the tensions among social actors, leading to the Theory of the Right to Development to worry about the (re)construction of cities. Before this reality, the Federal Constitution of 1988 proposed a participatory urban policy, grounded in the ideal of confrontation of social exclusion of a more comprehensive, represented by the principle of the social function of cities, which must be stratified into four inclusion´s central axes, namely: the social in the strict sense, the economic, the cultural and the policy. The Analysis of each of these dimensions, keeping the focus on reality and the Brazilian legal system, composes specific objectives of this work. Thus, through deductive research, with use of technique bibliographical and interdisciplinary, this dissertation aims to make connections between social function and development, proposing an analytical concept for the proposing an analytical concept for the principle of social function of cities, through the study of its basic elements. With this, purports to demonstrate how results, firstly, that the juridical study, to fully understand the process of marginalization, must maintain multidisciplinary perspective, own social sciences. Also aims to demonstrate that the dimensions of inclusion are formed by fundamental rights, individual and collective, of liberties and of social guarantees and that without respect to all of them there is no way to talk about implementation of urban development and nor, consequently, about inclusive cities. At the end, after checking the main legal instruments of urban policy that emphasize the community participation, provided for in the Statute of the Cities, and that potentiate the breakup of the circles of exclusion, the work want contribute to the clarification and the awaken to the importance of a new perspective democratic of development in the country, grounded in the appreciation of the individual for realization of modern management, decentralized and that, therefore, inserts the effective participation of urban communities in the acting of the State

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This study focuses on processes of learning and professional development experienced by elementary school teachers who have students with special educational needs in their classrooms. Cases and case methods can be used as methodological resource to articulate the continued training of teachers in an inclusive perspective. This research-intervention adopted a constructive-collaborative model for continued teachers formation. The main objective was to investigate the possible contributions of teaching cases, while investigative and formative strategies, for the processes of learning and professional development of teachers who work in the regular school. The data were collected by means of analytical activities, drafting collective discussion and teaching cases, having eight teachers as participants in a regular public school, located in the municipality of Natal/RN, Brasil. The theoretical reference covers the inclusive education, teaching learning, teachers professional development, the knowledge base for teaching and teaching cases as a resource for continued teachers formation in an inclusive perspective. The results indicated that teaching cases allowed description and analysis of educational practices developed by regular education teachers and adoption of reflective processes about situations reported and on their own pedagogical actuation, achieving indications of changes. It also indicates the contribution of cases for the clarification, systematization and extension of professional knowledge about inclusive education process as well as for involvement by the teachers of the study in a pedagogical thinking process. The lessons learned are related mainly to own role as teachers of regular education, to the role of professional support and specialized institutions faced to school inclusion. The analyses showed the methodological option was suitable to develop a schoolcentric training process, allowing teachers to seek in their actual environment alternatives for construction of a new logic of teaching that encloses diversity. The conclusion is that the cases, while bringing educational situations closer to the reality experienced by teachers in their daily professional role, causes relevant improvement on teachers education, because it offers training in conjunction with the experience and knowledge that teachers already have

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This study focuses on processes of learning and professional development experienced by elementary school teachers who have students with special educational needs in their classrooms. Cases and case methods can be used as methodological resource to articulate the continued training of teachers in an inclusive perspective. This research-intervention adopted a constructive-collaborative model for continued teachers formation. The main objective was to investigate the possible contributions of teaching cases, while investigative and formative strategies, for the processes of learning and professional development of teachers who work in the regular school. The data were collected by means of analytical activities, drafting collective discussion and teaching cases, having eight teachers as participants in a regular public school, located in the municipality of Natal/RN, Brasil. The theoretical reference covers the inclusive education, teaching learning, teachers professional development, the knowledge base for teaching and teaching cases as a resource for continued teachers formation in an inclusive perspective. The results indicated that teaching cases allowed description and analysis of educational practices developed by regular education teachers and adoption of reflective processes about situations reported and on their own pedagogical actuation, achieving indications of changes. It also indicates the contribution of cases for the clarification, systematization and extension of professional knowledge about inclusive education process as well as for involvement by the teachers of the study in a pedagogical thinking process. The lessons learned are related mainly to own role as teachers of regular education, to the role of professional support and specialized institutions faced to school inclusion. The analyses showed the methodological option was suitable to develop a schoolcentric training process, allowing teachers to seek in their actual environment alternatives for construction of a new logic of teaching that encloses diversity. The conclusion is that the cases, while bringing educational situations closer to the reality experienced by teachers in their daily professional role, causes relevant improvement on teachers education, because it offers training in conjunction with the experience and knowledge that teachers already have

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It is in the work environment that occurs the relations of production, economy, personal development and professional growth. Thus, this environment characterizes for being a propitious way to the intellectual development diligent them. In this context, this study it had as objective to analyze the possibilities and challenges of the education to consist integrant part of the process of work of the nursing, in an education hospital. One is about a research of analytical matrix and qualitative boarding, that had as collaborating fifteen professionals of the nursing, middle- and upper-level, of a hospital of education in Natal/RN. It followed the metodológicos estimated ones of the thematic verbal history, which looks for to promote the agreement or clarification of determined situations, catching experiences of made use people to say on aspects of its life, keeping a commitment with the social context. The information then had been gotten by means of a research instrument that made possible the accomplishment of interviews, which had been marked anticipatedly and counted on the assent of that in they had participated. The interviews had been recorded in proper equipment, so that you say them of the collaborators transcribing and they were analyzed with the support of pertinent literature. The content of you say them was classified in empirical categories, as the nuclei of felt that they presented. With the analysis of the data, one evidenced that the education in the process of work of the nursing is something possible to occur, but that diverse they are the challenges that the same one has that to face to promote this phenomenon in its daily one of work. The collaborators had affirmed that the worker is necessary to remain itself permanently in study so that, thus, it grows professionally and improves its assistance. They had still affirmed that she is possible to work and to study, but that this requires determination of who intends such intention. E also guarantees that the diverse forms of education directed toward the care in nursing can have resolution, since that has collective compromising of the institution. This, as education hospital, recognizes to be necessary to possess one politics of education for its workers and is if considering implementation the same one through a structuralized program already. Therefore, the results of this research show the necessity of changes in the current scene where if they find the workers of nursing of the institution in study. These changes can be reached through one politics of investment in the workers, allowing, beyond other benefits, the reach of new knowledge that take them to a significant learning in favor of the population, reflecting in the quality of the given assistance

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The cashew, a fruit from Brazilian Northeast is used to produce juice due to its flavor and vitamin C richness. However, its acceptance is limited due to its astringency. Cajuína is a derivate product appreciated by its characteristic flavor, freshness and lack of astringency, due to tannin removal. Cajuína is a light yellow beverage made from clarified cashew juice and sterilized after bottling. It differs from the integral and concentrated juice by the clarification and thermal treatment steps. Many problems such as haze and excessive browning could appear if these steps are not controlled. The objective of this work was divided into two stages with the aim to supply process information in order to obtain a good quality product with uniform characteristics (sensory and nutritional). Polyphenol-protein interaction was studied at the clarification step, which is an empirical process, to provide values on the amount of clarifying solution (gelatin) that must be added to achieve a complete juice clarification. Clarification essays were performed with juice dilutions of 1:2 and 1:10 and the effect of metabissulfite and tannic acid addition was evaluated. It was not possible to establish a clarification point. Metabissulfite did not influenced the clarification process however tannic acid addition displaced the clarification point, showing the difficulty visual monitoring of the process. Thermal treatment of clarified juice was studied at 88, 100, 111 e 121 °C. To evaluate the non-enzymatic browning, vitamin C, 5-hidroximetilfurfural (5-HMF) and sugar variation were correlated with color parameters (reflectance spectra, color difference and CIELAB). Kinetic models were obtained for reflectance spectra, ascorbic acid and 5-HMF. It was observed that 5-HMF introduction followed a first order kinetic rate at the beginning of the thermal treatment and a zero order kinetic at later process stages. An inverse correlation was observed between absorbance at 420 nm and ascorbic acid degradation, which indicates that ascorbic acid might be the principal factor on cajuína non-enzymatic browning. Constant sugar concentration showed that this parameter did not contribute directly to the nonenzymatic browning. Optimization techniques showed showed that to obtain a high vitamin C and a low 5-HMF content, the process must be done at 120 ºC. With the water-bath thermal treatment, the 90 °C temperature promoted a lower ascorbic acid degradation at the expense of a higher 5-HMF level

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This work aims to investigate the process of Dissolved air Flotation (DAF) for clarifying water samples with low turbidity using aluminum sulphate and Moringa oleifera seeds as coagulants. The experimental procedure was carried out in a bench scale flotation unit. The influences on the pre-treatment conditions (coagulant dosage and flocculation time) and flotation parameters (superficial application rate and recirculation rate) were evaluated considering the efficiency of the process. The efficiency was evaluated by determining the turbidity of the untreated and treated water samples. The results obtained showed that turbidity reduction can be obtained very efficiently by using DAF and the latter coagulant in low turbidity water. Using aluminum sulphate in pH´s 5.0 and 6.0 better efficiencies were obtained with low concentrations (15 mg/L), achieving values of 92% of turbidity reduction. In the case of use of Moringa oleifera better efficiencies of reduction of turbidity were reported when using a concentration of 50 mg/L in all range of pH´s, achieving 86% of reduction. The zeta potential was also determined, in an attempt to aid comprehension of the coagulation mechanisms involved. The coagulation mechanisms with Moringa oleifera seeds were shown to be adsorption and charge neutralization, as well as adsorption and bridging. Concerning aluminum sulphate, the predominant mechanisms are adsorption and charge neutralization and enmeshment in a precipitate. The results indicate that for low turbidity water, Moringa oleifera seeds could potentially be a viable substitute for aluminum sulphate

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Nerves has been perceived as generalized suffering with multiple complaints, such as pain and other physical sensations, usually followed by symptoms of anxiety and/or depression. Even after medications have been prescribed, mainly psychotropic drugs to reduce these symptoms, exams aiming to discover the causes of the disorders, and a significant referral to health services, the problem tends to get progressively worse. The objective of this study is to characterize the diseases of clients who complain of nerves at the Unidade Mista de Felipe Camarão, Natal/RN, through in depth interviews, allowing for the clarification of ideas, beliefs and the meanings attributed to nerves by that person; to identify the symptoms and to know how they interfere in daily activities; to investigate the causes attributed to the problem and their relation to the biographical and psychosocial context of the patient. Thirteen women, health service clients, aged 30 to 59 years old, participated in the research. It was observed that they perceive, feel and act in unique ways with relation to symptoms, as well as to the attributed explanations and treatments given, showing the influence of life conditions, family context and their own subjectivity. Daily concerns and overwhelming responsibilities in the domestic environment, which usually stem from their precarious survival conditions, as well as marital conflicts motivated by the inequity of gender relations, contribute to trigger this type of suffering. The methodology of the research itself proved to be crucial to the comprehension and understanding of the meanings attributed to the complaints as well as to the argumenting process and the redefinition of the illness experience. Therefore, the importance of interdisciplinary intervention must be emphasize and specially the role of listening as relevant intervention resource

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The vast hidric wealth of Brazil gets its watersheds more susceptible to impacts that compromise the water quality, affecting the ecosystem stability of aquatic environments. The decrease in the quality of water resources also results in a decrease of its multiple uses, especially in tourist areas of the coast, where the continuous flow of people to these sites increases even further the probability of inappropriate behavior of both tourists and local residents. Studies regarding the microbiological communities are still scarce, especially on the free-living protozoa that play unique roles in the food chain of aquatic ecosystems. Due to the large role played by this group of microorganisms in aquatic environments, the present study aimed at identifying the genus and species of free-living protozoa present in two sections of the Pium River, east coast of Rio Grande do Norte, making an association between the its occurrence and trophic conditions of the environment in which they are, also checking the bioindicator capacity of these organisms in water quality. It also aimed to conduct a survey with students to identify the main difficulties regarding the knowledge of free-living protozoa and hydric transmission diseases in two public schools near the river studied in the Pium district, county of Parnamirim. The survey was analyzed by means of questionnaires at both schools. Students identified several activities developed Pium river, highlighting its multifunctionality and importance to the region. A total of 76 taxa of free-living protozoa was recorded, of these, 33 were ciliates, 19 flagellates and 24 sarcodia. The spatial and temporal patterns of these organisms to both points studied revealed the bioindicator potentiality of some effective species identified. However, knowledge about the free-living protozoa proved quite lagged, presenting misconceptions that show them as pathogenic organisms exclusively, totally disregarding their ecological role. In order to remedy the flaws existing in students in relation to the functional role of protozoa, workshops were planned on these microorganisms while also addressing issues related to hydric transmission diseases through lectures, recreational activities and interactive presentations. These practical activities of Science Education had the goal of bringing students the context of local water resources, aiming to promote a greater clarification regarding of the functional role of free-living protozoa in aquatic environments