454 resultados para Naves de cabotaje
Resumo:
Demostrar la importancia que tiene la educación preescolar en todos los niños, en general, y en los deficientes auditivos, en particular. Explica unos conceptos relacionados con la deficiencia auditiva y la etiología de las sorderas, examina el diagnóstico y la psicología del deficiente, después expone un modelo de centro preescolar con educación de los padres, y desarrolla el tema de la Pedagogía, haciendo hincapié en el método Montessori, destacando los aparatos que utiliza, los ejercicios que realiza y los materiales educativos de los que dispone. A edad preescolar el niño deficiente no tiene porqué estar separado de sus compañeros de igual edad, salvo los niños que requieran propiamente una rehabilitación u hospitalización con mayor urgencia que una educación. La integración y la normalización son principios fundamentales. 1) La edad preescolar es la edad apropiada para, que una vez captada la sordera y conocido el grado de pérdida auditiva del niño, se empiece la estimulación auditiva mediante la aplicación del audífono. El niño pequeño poco a poco lo irá considerando como algo más que debe llevar diariamente. 2) El niño deficiente auditivo debe habituarse a que no se le entienda todo lo que dice, porque es conveniente que aprenda a vivir con su deficiencia en el seno de esta sociedad. Por ello, debe convivir desde pequeñito con los demás niños, para irse acostumbrando a su estado, y no retrasar el proceso de socialización, evitando al tiempo posteriores problemas psicológicos. 3) En dicha edad es cuando hay que acostumbrar al niño a mirar a la boca del que le habla para así irse acostumbrando a realizar una buena labio-lectura. Aunque al niño, al principio no entienda nada, no por ello, hay que dejar de insistir, puesto que con el tiempo se conseguirán grandes progresos. 4) A pesar de que la enseñanza de la comunicación debe darse por labio-lectura, no debemos prohibirle al niño deficiente auditivo la mímica, él también necesita comunicarse y esa es su forma de hacerlo, si la maestra conoce algo de mímica le será más fácil enseñarle ciertas palabras e incluso el significado de ciertas frases.
Resumo:
Se expone una experiencia educativa interdisciplinar relacionada con el espacio y los astronautas, llevada a cabo en el Colegio Público Gerardo Diego de Santander. Este proyecto surgió de la pregunta ¿existen de verdad los astronautas? e intenta dar respuesta desde distintas áreas a los interrogantes que surgen a cerca de los planteas, las estrellas, las galaxias, los astronautas y las naves espaciales.
Resumo:
Esboza las principales características y los usos apropiados de las naves espaciales como forma de transporte contestando preguntas como qué es una nave espacial, qué aspecto tiene, cómo eran hace tiempo, qué es un transbordador espacial, qué es una estación espacial. Diseñado para ayudar a concentrarse y aprendera formular las propias preguntas sobre el mundo que nos rodea. Tiene un glosario.
Resumo:
Se analiza el uso de la partícula se en castellano a lo largo de la historia. Se parte de la idea de que las construcciones con la partícula se son uno de los casos más complejos en los análisis sintácticos del castellano. Es una palabra muy usada y tiene varios valores que, en ocasiones, son difíciles de determinar con exactitud. Hacer un estudio sobre esta partícula ofrece especial complejidad, porque los distintos usos no tienen en común más que la presencia de la partícula se, y no coinciden ni morfológica ni sintácticamente. Por otra parte estudiar los usos pronominales (reflexivo, recíproco y personal) solo para la tercera persona, se considera incompleto y arbitrario. Se comienza con un estado de la cuestión, para continuar con los usos actuales de la palabra se. Después se analizan los usos morfológicos y las causas de la difusión del reflexivo, y el uso la partícula se como pronombre personal primero, y como pronombre recíproco después. Respecto a los usos sintácticos, se estudia el morfema se de pasiva refleja, y el de forma impersonal. Por último se hace referencia a la colocación de lla partícula se en la frase.
Resumo:
Se describe una experiencia llevada a cabo con niños y niñas de 5 a 6 años en la que se propone que inventen una idea para eliminar la basura espacial. Los niños presentan distintos prototipos de naves espaciales para eliminar, reciclar o alejar la basura espacial.
Resumo:
Con este Decreto se declara Monumento Histórico Artístico a la Iglesia de Santa María del Castillo, de Frómista en Palencia, por las características arquitectónicas y artísticas y por el interés histórico que suscita. Se calcula que data del siglo XIV y es de estilo gótico-arcaico, en su cabecera; gótico-posterior en la nave central y gótico más moderno en las naves laterales, añadidas en el siglo XVI. La tutela del monumento, pasa a manos del Estado y ejercida por el Ministerio de Educación Nacional.
Resumo:
Se resume la historia de este instituto de FP Mar??timo Pesquero que nace como Secci??n Oficial de FP Mar??timo-Pesquera en 1980, dependiente del Ministerio de Agricultura, Pesca y Alimentaci??n, y al no poseer instalaciones propias, ocupaba parte del inmueble de la Casa del Mar. Desde sus comienzos, el objetivo ha sido cubrir las necesidades de la Provincia de Santa Cruz de Tenerife en referencia a las ense??anzas Mar??timo y N??utico Pesqueras. Durante 20 a??os se han preparado profesionales es las especialidades de Navegaci??n de Cabotaje, de Pesca Mar??tima y de M??quinas Navales.
Resumo:
Crohn's disease (CD) is a high morbidity chronic inflammatory disorder of unknown aetiology. Adherent-invasive Escherichia coli (AIEC) has been recently implicated in the origin and perpetuation of CD. Because bacterial biofilms in the gut mucosa are suspected to play a role in CD and biofilm formation is a feature of certain pathogenic E. coli strains, we compared the biofilmformation capacity of 27 AIEC and 38 non-AIEC strains isolated from the intestinal mucosa. Biofilmformation capacity was then contrasted with the AIEC phenotype, the serotype, the phylotype, andthe presence of virulence genes. Results: Specific biofilm formation (SBF) indices were higher amongst AIEC than non-AIEC strains(P = 0.012). In addition, 65.4% of moderate to strong biofilms producers were AIEC, whereas74.4% of weak biofilm producers were non-AIEC (P = 0.002). These data indicate that AIEC strainswere more efficient biofilm producers than non-AIEC strains. Moreover, adhesion (P = 0.009) andinvasion (P = 0.003) indices correlated positively with higher SBF indices. Additionally, motility(100%, P < 0.001), H1 type flagellin (53.8%, P < 0.001), serogroups O83 (19.2%, P = 0.008) and O22(26.9%, P = 0.001), the presence of virulence genes such as sfa/focDE (38.5%, P = 0.003) and ibeA(26.9%, P = 0.017), and B2 phylotype (80.8%, P < 0.001) were frequent characteristics amongstbiofilm producers.Conclusion: The principal contribution of the present work is the finding that biofilm formationcapacity is a novel, complementary pathogenic feature of the recently described AIEC pathovar. Characterization of AIEC specific genetic determinants, and the regulatory pathways, involved in biofilm formation will likely bring new insights into AIEC pathogenesis
Resumo:
O fascínio do poder de dotar de vida ao que está inanimado talvez possa ajudar a revelar o encanto que sentimos quando objectos fixos se começam a mover e a desenvolver coreografias cheias de vida. A técnica do desenho tornou-se o processo ideal para explorar estes temas por ser mais fácil desenhar robôs do que construir personagens, naves ou cenários futuristas para o cinema live-action. Assim, a animé favoreceu o género SF por precisamente ser mais económico a sua reprodução, tornando-a uma melhor escolha para um cheaper spectacle (Clements & McCarthy, 2006, p. 567). O motivo financeiro não foi a única razão, pois existem algumas questões importantes a explorar que reforçam esta tendência SF da animé . Após a 2ª grande guerra, no momento inicial da reconstrução do Japão, o Ground Zero, coincide com o desenvolvimento de uma cultura pop na qual os desenhos manga e a animé se tornaram referências fundamentais. Iremos verificar como das importantes particularidades dos filmes ou séries de animação japonesa são a exploração de imaginários SF onde o atómico é encanto monstruoso, que se controla ou pelo qual se é controlado. Com especial destaque às séries de televisão Prince Planet (Sato Okura, 1965), Gigantor (Mitsuteru Yokoyama, 1963) ou Astro Boy (Osamu Tezuka, 1963), iremos demonstrar que pela componente técnica ou visual da animação, a animé seja um específico modelo de estudo para tentar contextualizar atracções humanas por mundos controlados por máquinas, manipulação genética ou pela possibilidade de uma paisagem ciborgue.
Resumo:
O fascínio do poder de dotar de vida ao que está inanimado talvez possa ajudar a revelar o encanto que sentimos quando os objectos fixos se começam a mover e a desenvolver coreografias cheias de vida. Na animé, a técnica do desenho tornou-se o processo ideal para explorar estes temas por ser mais fácil desenhar figuras monstruosas do que construir personagens, naves ou cenários futuristas para o cinema live-action. Após a II Grande Guerra, no momento inicial da reconstrução do Japão, o Ground Zero, coincide com o desenvolvimento de uma cultura pop na qual os desenhos manga e a animé se tornaram referências fundamentais. Iremos verificar como uma das importantes particularidades de séries de animação japonesa é a exploração de imaginários SF onde o atómico é encanto monstruoso, que se controla ou pelo qual se é controlado. Dando especial destaque às séries de televisão Prince Planet (Sato Okura, 1965), Gigantor (Mitsuteru Yokoyama, 1963) ou Astro Boy (Osamu Tezuka, 1963), iremos demonstrar que pela componente técnica ou visual da animação a animé é um modelo específico de estudo para tentar contextualizar a atracção humana por mundos controlados por máquinas, pela manipulação genética ou pela possibilidade de uma paisagem cyborg.
Resumo:
Presenta las reseñas de los siguientes libros: Alex Roo, HISTORIAS DE AEROSOL, Quito: Eskeletra, 2005, 120 pp. -- Modesto Ponce, EL PALACIO DEL DIABLO, Quito: Pan-Óptika Editores, 2005, 435 pp. -- Mario Campaña, AIRES DE ELLICOT CITY, Montevideo: edición no venal, 2005, 90 pp. -- J.M. Coetzee, ELlZABETH COSTELLO, Editorial Vintag, 2004, 233 pp. HOMBRE LENTO, Slow man: Editorial Knopf, 2005, 263 pp. -- Michael Handelsman, LEYENDO LA GLOBALIZACIÓN DESDE LA MITAD DEL MUNDO: IDENTIDAD y RESISTENCIA EN EL ECUADOR Quito: Editorial El Conejo, 2005, 263 pp. -- William Ospina, URSÚA, Bogotá: Alfaguara, 2005, 478 pp. -- Cristóbal Zapata, NO HAY NAVES PARA LESBOS, Quito: Eskeletra, 2005, 80 pp. -- Raúl Vallejo, CÁNTICOS PARA ORIANA, Quito: Seix Barral, 2004, 151 pp. -- Jorge Enrique Adoum, coord., ANTOLOGÍA ESENCIAL -ECUADOR SIGLO XX-, (El cuento-La poesía-La novela corta-El ensayo-La crítica literaria) Quito: Editorial Eskeletra, 2004.
Resumo:
(ABR) is of fundamental importance to the investiga- tion of the auditory system behavior, though its in- terpretation has a subjective nature because of the manual process employed in its study and the clinical experience required for its analysis. When analyzing the ABR, clinicians are often interested in the identi- fication of ABR signal components referred to as Jewett waves. In particular, the detection and study of the time when these waves occur (i.e., the wave la- tency) is a practical tool for the diagnosis of disorders affecting the auditory system. In this context, the aim of this research is to compare ABR manual/visual analysis provided by different examiners. Methods: The ABR data were collected from 10 normal-hearing subjects (5 men and 5 women, from 20 to 52 years). A total of 160 data samples were analyzed and a pair- wise comparison between four distinct examiners was executed. We carried out a statistical study aiming to identify significant differences between assessments provided by the examiners. For this, we used Linear Regression in conjunction with Bootstrap, as a me- thod for evaluating the relation between the responses given by the examiners. Results: The analysis sug- gests agreement among examiners however reveals differences between assessments of the variability of the waves. We quantified the magnitude of the ob- tained wave latency differences and 18% of the inves- tigated waves presented substantial differences (large and moderate) and of these 3.79% were considered not acceptable for the clinical practice. Conclusions: Our results characterize the variability of the manual analysis of ABR data and the necessity of establishing unified standards and protocols for the analysis of these data. These results may also contribute to the validation and development of automatic systems that are employed in the early diagnosis of hearing loss.
Resumo:
Abstract Background: The analysis of the Auditory Brainstem Response (ABR) is of fundamental importance to the investigation of the auditory system behaviour, though its interpretation has a subjective nature because of the manual process employed in its study and the clinical experience required for its analysis. When analysing the ABR, clinicians are often interested in the identification of ABR signal components referred to as Jewett waves. In particular, the detection and study of the time when these waves occur (i.e., the wave latency) is a practical tool for the diagnosis of disorders affecting the auditory system. Significant differences in inter-examiner results may lead to completely distinct clinical interpretations of the state of the auditory system. In this context, the aim of this research was to evaluate the inter-examiner agreement and variability in the manual classification of ABR. Methods: A total of 160 ABR data samples were collected, for four different stimulus intensity (80dBHL, 60dBHL, 40dBHL and 20dBHL), from 10 normal-hearing subjects (5 men and 5 women, from 20 to 52 years). Four examiners with expertise in the manual classification of ABR components participated in the study. The Bland-Altman statistical method was employed for the assessment of inter-examiner agreement and variability. The mean, standard deviation and error for the bias, which is the difference between examiners’ annotations, were estimated for each pair of examiners. Scatter plots and histograms were employed for data visualization and analysis. Results: In most comparisons the differences between examiner’s annotations were below 0.1 ms, which is clinically acceptable. In four cases, it was found a large error and standard deviation (>0.1 ms) that indicate the presence of outliers and thus, discrepancies between examiners. Conclusions: Our results quantify the inter-examiner agreement and variability of the manual analysis of ABR data, and they also allows for the determination of different patterns of manual ABR analysis.
Resumo:
The aim of the study was to evaluate the bond strength of fibre glass and carbon fibre posts in the root canal walls cemented with self-adhesive (RelyX-Unicem) and chemical (Cement-Post) resin cements. Forty maxillary canines were divided into four groups according to the cement and post used and submitted to the push-out test (0.5 mm min(-1)). The data were submitted to statistical analysis (2-way ANOVA, Bonferroni - P < 0.05) and fracture analysis by Scanning Electronic Microscopy. Fibre glass presented the best results when cemented with RelyX-Unicem and Cement-Post (P < 0.05). RelyX-Unicem presented the highest bond strength values for both posts (P < 0.05). Fracture analysis showed predominance of cohesive fracture of post for RelyX-Unicem and adhesive fracture between dentin/cement and mixed for Cement-Post. The bond strength values were significantly affected by the type of post and cement used and the highest values were found for fibre glass posts and RelyX-Unicem.
Resumo:
Purpose: The aim of the study was to assess the in vitro bond strength (BS) of glass fiber posts (GF) and carbon fiber posts (CF) in the cervical, middle, and apical thirds of root canals cemented with RelyX-Unicem (RX) and Cement-Post (CP). Materials and Methods: Forty maxillary canines were divided into 4 groups (n = 10) according to the cement and post used: group 1: GF and RX; group 2: CF and RX; group 3: GF and CP; group 4: CF and CP. The push-out test was applied in the cervical, middle and apical thirds of each specimen to assess bond strength of the cement/post complex to the root canal wall. The data obtained were submitted to ANOVA (Bonferroni test, p < 0.05), and fracture analysis was done with SEM. Results: The GF posts presented the best results when cemented with RX and with CF (p < 0.05). RX presented the highest BS values for both GF and CF (p < 0.05). For all the groups, BS was higher in the cervical third, followed by the middle and apical thirds. Fracture analysis showed a predominance of cohesive fracture of posts for RX, and a predominance of adhesive fracture between dentin/cement, and mixed failure mode for CP. Conclusion: GF posts cemented with RX presented the highest BS values in all root thirds.