1000 resultados para Pedagogía General


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Este artículo parte de la necesidad cada vez más evidente de que los pedagogos emprendan una reflexión sobre el papel de la conciencia en la educación del hombre. Para ello se revisan, en primer lugar, algunas de las críticas clásicas a la conciencia y a lo mental y se ve que es imposible concluir resultados absolutamente ciertos. En consecuencia, se parte de un programa de trabajo que le supone a la conciencia existencia autónoma, propositividad y fuerza causal. Posteriormente se analizan los mecanismos mentales, distinguiéndose los procesos de representación, modificación y construcción del yo autoconsciente. Se concluye proponiendo la autorregulación consciente y el dominio del yo como una de las posibles vías de la pedagogía de la conciencia.

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An in situ energy budget of the hydropolyp Eudendrium racemosum (Cavolini, 1785) is presented. Ingestion and respiration rates and ammonium excretion were studied over two 24 h cycles, with two-hour sample intervals. The species ingested as much as 25.9% of its own biomass per day (minimum rate). Respiration was 1.62 ml O2 g-1 d w h-1 while excretion was 13.6 mM NH4 g-1dw h-1. We estimated that the species increased its biomass at a rate of 9.6% per day (Growth + Reproduction). This value is higher than those previously reported for other cnidarians. We can assume that the capacity of E. racemosum to survive - albeit for a limited period of the year - in the highly-competitive shallow-water communities is based on its high growth rate.

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This report includes discussions of the general subject of water resources and flood control, including the presentation of facts and arguments which were considered in the drafting of this report. It also discusses various bills presented and a brief explanation of each bill.

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Introduction The writing of prescriptions is an important aspect of medical practice. Since 2006, the Swiss authorities have decided to impose incentives to prescribe generic drugs. The objectives of this study were 1) to determine the evolution of the outpatient prescription practice in our paediatric university hospital during 2 periods separated by 5 years; 2) to assess the writing quality of outpatient prescriptions during the same period.Materials & Methods Design: Copies of prescriptions written by physicians were collected twice from community pharmacies in the region of our hospital for a 2-month period in 2005 and 2010. They were analysed according to standard criteria regarding both formal and pharmaceutical aspects. Drug prescriptions were classified as a) complete when all criteria for safety were fulfilled, b) ambiguous when there was a danger of a dispensing error because of one or more missing criteria, or c) containing an error.Setting: Paediatric university hospital.Main outcome measures: Proportion of generic drugs; outpatient prescription writing quality.Results: A total of 651 handwritten prescriptions were reviewed in 2005 and 693 in 2010. They contained 1570 drug prescriptions in 2005 (2.4 ± 1.2 drugs per patient) and 1462 in 2010 (2.1 ± 1.1). The most common drugs were paracetamol, ibuprofen, and sodium chloride. A higher proportion of drugs were prescribed as generic names or generics in 2010. Formal data regarding the physicians and the patients were almost complete, except for the patients' weight. Of the drug prescriptions, 48.5% were incomplete, 11.3% were ambiguous, and 3.0% contained an error in 2005. These proportions rose to 64.2%, 15.5% and 7.4% in 2010, respectively.Discussions, Conclusion This study showed that physicians' prescriptions comprised numerous omissions and errors with minimal potential for harm. Computerized prescription coupled with advanced decision support is eagerly awaited.Disclosure of Interest None Declared

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Collectively, research aimed to understand the regeneration of certain tissues has unveiled the existence of common key regulators. Knockout studies of the murine Nuclear Factor I-C (NFI-C) transcription factor revealed a misregulation of growth factor signaling, in particular that of transforming growth factor ß-1 (TGF-ßl), which led to alterations of skin wound healing and the growth of its appendages, suggesting it may be a general regulator of regenerative processes. We sought to investigate this further by determining whether NFI-C played a role in liver regeneration. Liver regeneration following two-thirds removal of the liver by partial hepatectomy (PH) is a well-established regenerative model whereby changes elicited in hepatocytes following injury lead to a rapid, phased proliferation. However, mechanisms controlling the action of liver proliferative factors such as transforming growth factor-ßl (TGF-ß1) and plasminogen activator inhibitor-1 (PAI-1) remain largely unknown. We show that the absence of NFI-C impaired hepatocyte proliferation due to an overexpression of PAI-1 and the subsequent suppression of urokinase plasminogen (uPA) activity and hepatocyte growth factor (HGF) signaling, a potent hepatocyte mitogen. This indicated that NFI-C first acts to promote hepatocyte proliferation at the onset of liver regeneration in wildtype mice. The subsequent transient down regulation of NFI-C, as can be explained by a self- regulatory feedback loop with TGF-ßl, may limit the number of hepatocytes entering the first wave of cell division and/or prevent late initiations of mitosis. Overall, we conclude that NFI-C acts as a regulator of the phased hepatocyte proliferation during liver regeneration. Taken together with NFI-C's actions in other in vivo models of (re)generation, it is plausible that NFI-C may be a general regulator of regenerative processes. - L'ensemble des recherches visant à comprendre la régénération de certains tissus a permis de mettre en évidence l'existence de régulateurs-clés communs. L'étude des souris, dépourvues du gène codant pour le facteur de transcription NFI-C (Nuclear Factor I-C), a montré des dérèglements dans la signalisation de certains facteurs croissance, en particulier du TGF-ßl (transforming growth factor-ßl), ce qui conduit à des altérations de la cicatrisation de la peau et de la croissance des poils et des dents chez ces souris, suggérant que NFI-C pourrait être un régulateur général du processus de régénération. Nous avons cherché à approfondir cette question en déterminant si NFI-C joue un rôle dans la régénération du foie. La régénération du foie, induite par une hépatectomie partielle correspondant à l'ablation des deux-tiers du foie, constitue un modèle de régénération bien établi dans lequel la lésion induite conduit à la prolifération rapide des hépatocytes de façon synchronisée. Cependant, les mécanismes contrôlant l'action de facteurs de prolifération du foie, comme le facteur de croissance TGF-ßl et l'inhibiteur de l'activateur du plasminogène PAI-1 (plasminogen activator inhibitor-1), restent encore très méconnus. Nous avons pu montrer que l'absence de NFI-C affecte la prolifération des hépatocytes, occasionnée par la surexpression de PAI-1 et par la subséquente suppression de l'activité de la protéine uPA (urokinase plasminogen) et de la signalisation du facteur de croissance des hépatocytes HGF (hepatocyte growth factor), un mitogène puissant des hépatocytes. Cela indique que NFI-C agit en premier lieu pour promouvoir la prolifération des hépatocytes au début de la régénération du foie chez les souris de type sauvage. La subséquente baisse transitoire de NFI-C, pouvant s'expliquer par une boucle rétroactive d'autorégulation avec le facteur TGF-ßl, pourrait limiter le nombre d'hépatocytes qui entrent dans la première vague de division cellulaire et/ou inhiber l'initiation de la mitose tardive. L'ensemble de ces résultats nous a permis de conclure que NFI-C agit comme un régulateur de la prolifération des hépatocytes synchrones au cours de la régénération du foie.

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This report outlines the strategic plan for Iowa National Guard Office of the Adjutant General, goals and mission.

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Report on a review of selected general and application controls over the Iowa Department of Transportation’s Vehicle Registration and Title System for the period April 16, 2012 through May 15, 2012

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Se exploran las importantes aportaciones que las teorías hologramáticas de la nueva física y de la perspectiva de complejidad pueden aportar a una renovación transdisciplinaria e integradora de la Lingüística general.

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Report on a review of selected general and application controls over the Iowa Public Employees’ Retirement System I-Que Pension Administration System for the period May 20, 2013 through July 12, 2013

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This article describes the application of a recently developed general unknown screening (GUS) strategy based on LC coupled to a hybrid linear IT-triple quadrupole mass spectrometer (LC-MS/MS-LIT) for the simultaneous detection and identification of drug metabolites following in vitro incubation with human liver microsomes. The histamine H1 receptor antagonist loratadine was chosen as a model compound to demonstrate the interest of such approach, because of its previously described complex and extensive metabolism. Detection and mass spectral characterization were based on data-dependent acquisition, switching between a survey scan acquired in the ion-trapping Q3 scan mode with dynamic subtraction of background noise, and a dependent scan in the ion-trapping product ion scan mode of automatically selected parent ions. In addition, the MS(3) mode was used in a second step to confirm the structure of a few fragment ions. The sensitivity of the ion-trapping modes combined with the selectivity of the triple quadrupole modes allowed, with only one injection, the detection and identification of 17 phase I metabolites of loratadine. The GUS procedure used in this study may be applicable as a generic technique for the characterization of drug metabolites after in vitro incubation, as well as probably in vivo experiments.

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Report on a review of selected general and application controls over the Iowa Department of Transportation’s Vendor Payment System for the period March 11, 2013 through April 12, 2013

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A common training plan in general internal medicine was a brave enterprise started in 2011 in accordance with the common objectives of the Swiss Society of General Medicine and the Swiss Society of Internal Medicine. The next challenge will be the dissolution of the two Societies and therefore the creation of an unique new association in 2015. This is an extraordinary opportunity to bring together the specific qualities of each association and to create a new society. Issues, objectives and secondary benefits expected from the creation of the largest national society of a medical discipline are explored as a joint discussion in this article.

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General internal medicine (GIM) has flourished in the United States (U.S.). Unlike other subspecialties of internal medicine, however, GIM's evolution has not been global in scope, but rather appears to have occurred in isolation within countries. Here, we describe international models of GIM from Canada, Switzerland, Australia/New Zealand, Argentina, and Japan, and compare these with the U.S. model. There are notable differences in the typical clinical roles assumed by General Internists across these 7 countries, but also important overlap in clinical and academic domains. Despite this overlap, there has been a relative lack of contact among General Internists from these and other countries at a truly international GIM meeting; the time is now for increased international exchange and the "globalization" of GIM.