18 research outputs found

    Extra-oral Halitosis

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    Halitosis affects around 25% of the whole population and has a large social and economic impact. For the majority of patients suffering from bad breath, it causes embarrassment and affects their social communication and life. Dentists and periodontologists are the first-line professionals to be challenged with this problem, so they should be aware of the origin, the detection and the treatment of this pathology. But halitosis can be indicative of underlying diseases, requiring a multidisciplinary team approach. Depending on the place where it is originated, halitosis can be divided into intra-oral and extra-oral, whose treatment is much more complicated than for intra-oral halitosis. In this work, the origins of extra-oral halitosis were addressed, as well as the responsible sulfur compounds. Distinctive methods of detection of halitosis were focused and their advantages and disadvantages were highlighted. Gas differentiation methods as an auxiliary tool were emphasized in the diagnosis of halitosis type and, therefore, in its specific treatment. At last, different methods of treatment of extra-oral halitosis have been approached, from masking the bad breath to more invasive treatments.A halitose afeta aproximadamente 25% da população e tem um grande impacto social e económico. Para a maioria dos pacientes que sofrem de halitose, a patologia causa constrangimento e afeta a sua comunicação oral e qualidade de vida. Os médicos dentistas e periodontologistas são os primeiros profissionais a serem confrontados com este problema, pelo que devem dominar a deteção, diagnóstico e tratamento desta patologia. Mas a halitose pode ser indicativa de doenças mascaradas, sendo necessária a abordagem de uma equipa multidisciplinar. Dependendo do local de origem, a halitose pode ser dividida em intraoral ou extraoral, sendo o tratamento mais complicado na extraoral que na primeira. Neste trabalho foram abordadas as diversas origens da halitose extraoral, assim como os compostos sulfurados responsáveis. Distintos métodos de deteção da halitose foram focados e evidenciados as suas vantagens e desvantagens. Foram salientados métodos de diferenciação gasosa como ferramenta de auxílio no diagnóstico do tipo de halitose e, consequentemente, no seu tratamento específico. Por último, foram discriminados métodos de tratamento da halitose extraoral, desde técnicas para disfarçar o mau hálito até tratamentos mais invasivos

    Extra-oral Halitosis

    Get PDF
    Halitosis affects around 25% of the whole population and has a large social and economic impact. For the majority of patients suffering from bad breath, it causes embarrassment and affects their social communication and life. Dentists and periodontologists are the first-line professionals to be challenged with this problem, so they should be aware of the origin, the detection and the treatment of this pathology. But halitosis can be indicative of underlying diseases, requiring a multidisciplinary team approach. Depending on the place where it is originated, halitosis can be divided into intra-oral and extra-oral, whose treatment is much more complicated than for intra-oral halitosis. In this work, the origins of extra-oral halitosis were addressed, as well as the responsible sulfur compounds. Distinctive methods of detection of halitosis were focused and their advantages and disadvantages were highlighted. Gas differentiation methods as an auxiliary tool were emphasized in the diagnosis of halitosis type and, therefore, in its specific treatment. At last, different methods of treatment of extra-oral halitosis have been approached, from masking the bad breath to more invasive treatments.A halitose afeta aproximadamente 25% da população e tem um grande impacto social e económico. Para a maioria dos pacientes que sofrem de halitose, a patologia causa constrangimento e afeta a sua comunicação oral e qualidade de vida. Os médicos dentistas e periodontologistas são os primeiros profissionais a serem confrontados com este problema, pelo que devem dominar a deteção, diagnóstico e tratamento desta patologia. Mas a halitose pode ser indicativa de doenças mascaradas, sendo necessária a abordagem de uma equipa multidisciplinar. Dependendo do local de origem, a halitose pode ser dividida em intraoral ou extraoral, sendo o tratamento mais complicado na extraoral que na primeira. Neste trabalho foram abordadas as diversas origens da halitose extraoral, assim como os compostos sulfurados responsáveis. Distintos métodos de deteção da halitose foram focados e evidenciados as suas vantagens e desvantagens. Foram salientados métodos de diferenciação gasosa como ferramenta de auxílio no diagnóstico do tipo de halitose e, consequentemente, no seu tratamento específico. Por último, foram discriminados métodos de tratamento da halitose extraoral, desde técnicas para disfarçar o mau hálito até tratamentos mais invasivos

    AS AÇÕES DE CONTROLE SOCIAL NAS METRÓPOLES BRASILEIRAS DA BÉLLE ÉPOQUE

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    Na passagem do século XIX para o XX, período circunscrito à chamada Bélle Époque, o Brasil passou por mudanças estruturais, que se refletiam na paisagem das grandes cidades, sobretudo Rio de Janeiro e São Paulo. No intuito de enfrentar a ameaça do “caos urbano” derivado do crescimento físico e demográfico das metrópoles, as elites dirigentes urbanas aprofundaram um abrangente processo de reformas, cujo sentido ultrapassava em muito a idéia da simples “remodelação” e “embelezamento” das cidades. Partindo de referenciais teóricos e conceituais da História Urbana e da premissa de que essas reformas estiveram atreladas a uma ampla lógica disciplinar, envolvendo, portanto, diversos dispositivos de poder, este artigo tem por objetivo analisar os aspectos que ensejaram tais reformas, suas características e seus impactos sobre o cotidiano das classes populares urbanas.   &nbsp

    The production of territory

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    En el presente artículo los autores realizan novedosos aportes a uno de los conceptos más importantes de la disciplina geográfica, el territorio. En este sentido, a través del abordaje transdisciplinar, se muestra cómo la producción de territorio se encuentra estrechamente relacionada con la intervención de los seres humanos sobre el medio. Así, la constante transformación de la naturaleza por parte del hombre adquiere vital importancia en el proceso de producción del territorio. Por último, se analiza cómo –en la producción capitalista del espacio- la apropiación y transformación de la naturaleza se basan en la obtención de ganancias, determinando de esta manera que las formas de territorio emergentes se desarrollen de acuerdo a los parámetros de la valorización capitalista.Tendo como ponto de partida a premissa de que a diferenciação do homem em relação aos outros animais se dá pela capacidade que ele tem de produzir a sua própria sobrevivência, este texto faz uma discussão conceitual sobre a produção do território. Ao longo da história, para satisfazer as sua necessidades, o homem estabeleceu uma relação dialética com a natureza, incluindo ai, uma relação com um determinado território que, no seu uso permanente, transforma-o no quadro de vida. Entende-se assim que o território constitui-se na primeira noção espacial da relação que o homem manteve e ainda mantém com a natureza. Mas, no modo de produção capitalista, o primeiro território, é o território da produção. No capitalismo, a relação que as classes mantêm com a natureza, não tem qualquer fundamento natural já que a natureza não produz proprietários de dinheiro e tampouco homens que não possuem mais nada além da sua força de trabalho.In this paper the authors realize new contributions to one of the most important concepts of the geographical discipline, the territory. This way, across the transdisciplinary treatment, they show how the territory production is connected with the human intervention on the environment. Therefore, the constant transformation of nature has vital importance in the process of territory´s production. Finally, they analyze –in the capitalist production of space- how the appropriation and transformation of nature are based on obtaining profit, determining the emergent forms of territory in concordance with parameters of capitalist valorization.Fil: Neto, Antônio Firmino de Oliveira. Universidade Federal do Mato Grosso do Sul; BrasilFil: Braticevic, Sergio Iván. Universidad de Buenos Aires. Facultad de Filosofía y Letras. Instituto de Ciencias Antropológicas; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Martins, Carlos Júnior. Universidade Federal do Mato Grosso do Sul; Brasi

    A PRODUÇÃO DO TERRITÓRIO

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    Tendo como ponto de partida a premissa de que a diferenciação do homem em relação aos outros animais se dá pela capacidade que ele tem de produzir a sua própria sobrevivência, este texto faz uma discussão conceitual sobre a produção do território.  Ao longo da história, para satisfazer as sua necessidades, o homem estabeleceu uma relação dialética com a natureza, incluindo ai, uma relação com um determinado território que, no seu uso permanente, transforma-o no quadro de vida. Entende-se assim que o território constitui-se na primeira noção espacial da relação que o homem manteve e ainda mantém com a natureza. Mas, no modo de produção capitalista, o primeiro território, é o território da produção. No capitalismo, a relação que as classes mantêm com a natureza, não tem qualquer fundamento natural já que a natureza não produz proprietários de dinheiro e tampouco homens que não possuem mais nada além da sua força de trabalho.

    A list of land plants of Parque Nacional do Caparaó, Brazil, highlights the presence of sampling gaps within this protected area

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    Brazilian protected areas are essential for plant conservation in the Atlantic Forest domain, one of the 36 global biodiversity hotspots. A major challenge for improving conservation actions is to know the plant richness, protected by these areas. Online databases offer an accessible way to build plant species lists and to provide relevant information about biodiversity. A list of land plants of “Parque Nacional do Caparaó” (PNC) was previously built using online databases and published on the website "Catálogo de Plantas das Unidades de Conservação do Brasil." Here, we provide and discuss additional information about plant species richness, endemism and conservation in the PNC that could not be included in the List. We documented 1,791 species of land plants as occurring in PNC, of which 63 are cited as threatened (CR, EN or VU) by the Brazilian National Red List, seven as data deficient (DD) and five as priorities for conservation. Fifity-one species were possible new ocurrences for ES and MG states

    Pervasive gaps in Amazonian ecological research

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    Biodiversity loss is one of the main challenges of our time,1,2 and attempts to address it require a clear un derstanding of how ecological communities respond to environmental change across time and space.3,4 While the increasing availability of global databases on ecological communities has advanced our knowledge of biodiversity sensitivity to environmental changes,5–7 vast areas of the tropics remain understudied.8–11 In the American tropics, Amazonia stands out as the world’s most diverse rainforest and the primary source of Neotropical biodiversity,12 but it remains among the least known forests in America and is often underrepre sented in biodiversity databases.13–15 To worsen this situation, human-induced modifications16,17 may elim inate pieces of the Amazon’s biodiversity puzzle before we can use them to understand how ecological com munities are responding. To increase generalization and applicability of biodiversity knowledge,18,19 it is thus crucial to reduce biases in ecological research, particularly in regions projected to face the most pronounced environmental changes. We integrate ecological community metadata of 7,694 sampling sites for multiple or ganism groups in a machine learning model framework to map the research probability across the Brazilian Amazonia, while identifying the region’s vulnerability to environmental change. 15%–18% of the most ne glected areas in ecological research are expected to experience severe climate or land use changes by 2050. This means that unless we take immediate action, we will not be able to establish their current status, much less monitor how it is changing and what is being lostinfo:eu-repo/semantics/publishedVersio

    Pervasive gaps in Amazonian ecological research

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    Pervasive gaps in Amazonian ecological research

    Get PDF
    Biodiversity loss is one of the main challenges of our time,1,2 and attempts to address it require a clear understanding of how ecological communities respond to environmental change across time and space.3,4 While the increasing availability of global databases on ecological communities has advanced our knowledge of biodiversity sensitivity to environmental changes,5,6,7 vast areas of the tropics remain understudied.8,9,10,11 In the American tropics, Amazonia stands out as the world's most diverse rainforest and the primary source of Neotropical biodiversity,12 but it remains among the least known forests in America and is often underrepresented in biodiversity databases.13,14,15 To worsen this situation, human-induced modifications16,17 may eliminate pieces of the Amazon's biodiversity puzzle before we can use them to understand how ecological communities are responding. To increase generalization and applicability of biodiversity knowledge,18,19 it is thus crucial to reduce biases in ecological research, particularly in regions projected to face the most pronounced environmental changes. We integrate ecological community metadata of 7,694 sampling sites for multiple organism groups in a machine learning model framework to map the research probability across the Brazilian Amazonia, while identifying the region's vulnerability to environmental change. 15%–18% of the most neglected areas in ecological research are expected to experience severe climate or land use changes by 2050. This means that unless we take immediate action, we will not be able to establish their current status, much less monitor how it is changing and what is being lost

    Pervasive gaps in Amazonian ecological research

    Get PDF
    Biodiversity loss is one of the main challenges of our time,1,2 and attempts to address it require a clear understanding of how ecological communities respond to environmental change across time and space.3,4 While the increasing availability of global databases on ecological communities has advanced our knowledge of biodiversity sensitivity to environmental changes,5,6,7 vast areas of the tropics remain understudied.8,9,10,11 In the American tropics, Amazonia stands out as the world's most diverse rainforest and the primary source of Neotropical biodiversity,12 but it remains among the least known forests in America and is often underrepresented in biodiversity databases.13,14,15 To worsen this situation, human-induced modifications16,17 may eliminate pieces of the Amazon's biodiversity puzzle before we can use them to understand how ecological communities are responding. To increase generalization and applicability of biodiversity knowledge,18,19 it is thus crucial to reduce biases in ecological research, particularly in regions projected to face the most pronounced environmental changes. We integrate ecological community metadata of 7,694 sampling sites for multiple organism groups in a machine learning model framework to map the research probability across the Brazilian Amazonia, while identifying the region's vulnerability to environmental change. 15%–18% of the most neglected areas in ecological research are expected to experience severe climate or land use changes by 2050. This means that unless we take immediate action, we will not be able to establish their current status, much less monitor how it is changing and what is being lost
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