A inclusão da natação na vida da pessoa com deficiência: uma análise a partir da teoria ecológica do desenvolvimento

The objective of thisstudy was to verify, using the Ecological Development Theory (EDT), as the practice and swimming learning for People With Disabilities (PWD) causes changes to both the practitioner and in other environments experienced by it as well as the other environments influence the learning to swim. The study included 16 PWD, students linked university extension project, Department of Physical Education of UNESP Bauru, taught by coordinators LAPEF, which aims to includes wimming in the PWD ofevery day life, students linked to an institution of Bauru-SP, three employees of the institution and two swimming project teachers.Interviews with the families of the students were made, with the institution s employees, with the project teachers and analyze thes wimming lessons applied in the project for one semester. Based on the results we can say that the practice and learnings wimming for PWD causes changes to both the practitioner and for other environments experienced by her (home, institution) and also, what other environments experienced by PWD influence in practice and process of learning to swim. Using the terminology of EDT, we conclude that theme so system (home activities institution) influences in the microsystem (swimming lessons) and the microsystem influences the mesosystem, so the activity was significant and temporal persistence influencing the development of PCD.

Sintomas depressivos e experiência pessoal de pacientes submetidos à cirurgia eletiva de revascularização do miocárdio

Pós-graduação em Psicologia do Desenvolvimento e Aprendizagem - FC

Acesso ao ensino superior: a expectativa do aluno surdo do ensino médio

Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)

Aplicação da modelagem no estudo da teoria cinética dos gases

In this term paper is studied the use of models and analogies and it's influences in the study of chemistry, for learning and understanding of concepts related to the kinetic theory of gases. It was developed an activity with students of high school second year, enrolled in a State school, in the city of Bauru-SP. It was built and developed a model using the mechanical vertical model scheme, based on the proposal of Professor Luiz Ferraz Netto, for the teaching of the kinetic theory of gases. It was applied a questionary to evaluate the effect of the model in the classroom, and the analysis of data was done in descriptive qualitative way. It was verified that the methodology favored the development of conceptual understanding, demonstrating significant results on the theme of learning

Guerra e o desenvolvimento científico: uma superaula interdisciplinar e investigativa construída em torno de um experimento central

This research presents the description of the assembly, development and execution of an experiment and of an interdisciplinary and student research activity built by some undergraduates from Biological Sciences, Physics, Mathematics and Chemistry PIBID subprojects of the Faculty of Science, FC - UNESP, Bauru/SP Campus. These subprojects are part of a single interdisciplinary group, which has as its main activity the Superclass, which consists of an intervention of the PIBID members during the class schedule, with an interdisciplinary and student research didactic sequence, applied by four groups of ten members, in two local State Schools. The experiment treated in this assignment was a miniature cannon (minicannon), and it was used in a Superclass that had the War and Science Development as its theme, wherein the knowledge of all areas were built from the analysis of the multiple variables involved on the cannon shots. These variables were surveyed with the students through the experiment research, during the Superclass, being focused on three of them: the shot and the explosives; the trajectory; and the target. The experiment was extremely successful, because it could instigate the students, who were interested, questioning and debaters for several times during the class. The minicannon made possible the interdisciplinary and the student research work among the four areas of science involved. Despite it has been a laborious experiment in its construction, it has proven to be innovative, and its use has transformed the students‟ ingenuous curiosity into epistemological curiosity, a key factor in the construction of scientific knowledge, wherein the dialogue established in the Superclass explored this new curiosity

Altas habilidades ou superdotação: um estudo em uma Diretoria de Ensino da rede estadual paulista

Special Education includes gifted students. There is a lack of resources and information for identification and care of such students. They were research objectives map students with giftedness characteristic in Elementary and Middle School in Bauru/SP, as well as verify what teachers know about the issue and if they know how to work with such students in their classrooms. This qualitative, quantitative and descriptive research was structured in three stages. Step A: an observation guide of gifted children, Guia de observação de crianças dotadas e talentosas. Step B: True or False questions on the subject. Step C, field diary. Two hundred and thirty one classes from 24 schools were evaluated and 477 students were identified with giftedness characteristic in at least one of six possible areas. Three hundred and one students were in Elementary School and 176 were in Middle School. In Step B, 280 teachers from 26 schools were part of this study and it is confirmed that they have theoretical knowledge on the subject because the number of hits on the main concepts (based on the literature) was superior to the number of misses. A 4th grade classroom, with a gifted girl, was observed in step C. It was found that the teacher pedagogical practice and the resources used are not different from the ones used with other students. Thus, it appears that the student has not received the curricular adaptations to assist her developing skills

Altas habilidades ou superdotação: um estudo em uma Diretoria de Ensino da rede estadual paulista

Special Education includes gifted students. There is a lack of resources and information for identification and care of such students. They were research objectives map students with giftedness characteristic in Elementary and Middle School in Bauru/SP, as well as verify what teachers know about the issue and if they know how to work with such students in their classrooms. This qualitative, quantitative and descriptive research was structured in three stages. Step A: an observation guide of gifted children, Guia de observação de crianças dotadas e talentosas. Step B: True or False questions on the subject. Step C, field diary. Two hundred and thirty one classes from 24 schools were evaluated and 477 students were identified with giftedness characteristic in at least one of six possible areas. Three hundred and one students were in Elementary School and 176 were in Middle School. In Step B, 280 teachers from 26 schools were part of this study and it is confirmed that they have theoretical knowledge on the subject because the number of hits on the main concepts (based on the literature) was superior to the number of misses. A 4th grade classroom, with a gifted girl, was observed in step C. It was found that the teacher pedagogical practice and the resources used are not different from the ones used with other students. Thus, it appears that the student has not received the curricular adaptations to assist her developing skills

The influence of "C-factor" and light activation technique on polymerization contraction forces of resin composite

Objectives: This study evaluated the influence of the cavity configuration factor ("C-Factor") and light activation technique on polymerization contraction forces of a Bis-GMA-based composite resin (Charisma, Heraeus Kulzer). Material and Methods: Three different pairs of steel moving bases were connected to a universal testing machine (Emic DL 500): groups A and B - 2x2 mm (CF=0.33), groups C and D - 3x2 mm (CF=0.66), groups E and F - 6x2 mm (CF=1.5). After adjustment of the height between the pair of bases so that the resin had a volume of 12 mm(3) in all groups, the material was inserted and polymerized by two different methods: pulse delay (100 mW/cm(2) for 5 s, 40 s interval, 600 mW/cm(2) for 20 s) and continuous pulse (600 mW/cm(2) for 20 s). Each configuration was light cured with both techniques. Tensions generated during polymerization were recorded by 120 s. The values were expressed in curves (Force(N) x Time(s)) and averages compared by statistical analysis (ANOVA and Tukey's test, p<0.05). Results: For the 2x2 and 3x2 bases, with a reduced C-Factor, significant differences were found between the light curing methods. For 6x2 base, with high C-Factor, the light curing method did not influence the contraction forces of the composite resin. Conclusions: Pulse delay technique can determine less stress on tooth/restoration interface of adhesive restorations only when a reduced C-Factor is present.

Internal fit of two all-ceramic systems and metal-ceramic crowns

Objectives: The aim of this study was to investigate the internal fit (IF) of glass-infiltrated alumina (ICA - In-Ceram Alumina), yttria-stabilized tetragonal zirconia polycrystals (Y-TZP - IPS e.max ZirCAD), and metal-ceramic (MC - Ni-Cr alloy) crowns. Material and Methods: Sixty standardized resin-tooth replicas of a maxillary first molar were produced for crown placement and divided into 3 groups (n=20 each) according to the core material used (metal, ICA or Y-TZP). The IF of the crowns was measured using the replica technique, which employs a light body polyvinyl siloxane impression material to simulate the cement layer thickness. The data were analyzed according to the surfaces obtained for the occlusal space (OS), axial space (AS) and total mean (TM) using two-way ANOVA with Tukey's multiple comparison test (p<0.05). Results: No differences among the different areas were detected in the MC group. For the Y-TZP and ICA groups, AS was statistically lower than both OS and TM. No differences in AS were observed among the groups. However, OS and TM showed significantly higher values for ICA and Y-TZP groups than MC group. Comparisons of ICA and Y-TZP revealed that OS was significantly lower for Y-TZP group, whereas no differences were observed for TM. Conclusions: The total mean achieved by all groups was within the range of clinical acceptability. However, the metal-ceramic group demonstrated significantly lower values than the all-ceramic groups, especially in OS.

Evaluation of tissue reaction to Aroeira (Myracrodruon urundeuva) extracts: a histologic and edemogenic study

Objectives: This study evaluated subcutaneous tissue response to Aroeira (Myracrodruon urundeuva) extract employing edemogenic and histological analyses. Material and methods: Test groups consisted of aqueous and ethanolic Aroeira extracts and saline (control). For groups consisted of aqueous and ethanolic Aroeira extracts and saline Blue. After 30 min, the extracts and saline were injected on the dorsum of the rats, which were then sacrificed after 3 and 6 h. Readings were performed in a spectrophotometer. For subcutaneous implantation, 30 rats received a polyethylene tube containing the extracts on their dorsum and then they were killed after 7 and 28 days. The samples were processed for histological analysis and evaluated with a light microscope. The inflammatory infiltrate was quantified. Results: There were no statistically significant differences between aqueous extract and saline groups in relation to edema quantification in the different periods (p > 0.05). Ethanolic solution resulted in more edema independently of the experimental period (p < 0.05). Histological analysis showed similar results on the 7-day period for the 3 groups. There was a notable reduction on inflammatory cell number for saline and aqueous extract groups at 28 days. Conclusion: The aqueous extract showed biocompatible properties similar to those of saline.

Iron supplementation reduces the erosive potential of a cola drink on enamel and dentin in situ

Iron has been suggested to reduce the erosive potential of cola drinks in vitro. Objective: The aim of this study was to evaluate in situ the effect of ferrous sulfate supplementation on the inhibition of the erosion caused by a cola drink. Material and Methods: Ten adult volunteers participated in a crossover protocol conducted in two phases of 5 days, separated by a washout period of 7 days. In each phase, they wore palatal devices containing two human enamel and two human dentin blocks. The volunteers immersed the devices for 5 min in 150 mL of cola drink (Coca-Cola (TM), pH 2.6), containing ferrous sulfate (10 mmol/L) or not (control), 4 times per day. The effect of ferrous sulfate on the inhibition of erosion was evaluated by profilometry (wear). Data were analyzed by paired t tests (p<0.05). Results: The mean wear (+/- se) was significantly reduced in the presence of ferrous sulfate, both for enamel (control: 5.8 +/- 1.0 mu m; ferrous sulfate: 2.8 +/- 0.6 mu m) and dentin (control: 4.8 +/- 0.8 mu m; ferrous sulfate: 1.7 +/- 0.7 mu m). Conclusions: The supplementation of cola drinks with ferrous sulfate can be a good alternative for the reduction of their erosive potential. Additional studies should be done to test if lower ferrous sulfate concentrations can also have a protective effect as well as the combination of ferrous sulfate with other ions.

Effect of pre-flaring and file size on the accuracy of two electronic apex locators

Objective: This ex vivo study evaluated the effect of pre-flaring and file size on the accuracy of the Root ZX and Novapex electronic apex locators (EALs). Material and methods: The actual working length (WL) was set 1 mm short of the apical foramen in the palatal root canals of 24 extracted maxillary molars. The teeth were embedded in an alginate mold, and two examiners performed the electronic measurements using #10, #15, and #20 K-files. The files were inserted into the root canals until the "0.0" or "APEX" signals were observed on the LED or display screens for the Novapex and Root ZX, respectively, retracting to the 1.0 mark. The measurements were repeated after the pre-flaring using the S1 and SX Pro-Taper instruments. Two measurements were performed for each condition and the means were used. Intra-class correlation coefficients (ICCs) were calculated to verify the intra-and inter-examiner agreement. The mean differences between the WL and electronic length values were analyzed by the three-way ANOVA test (p<0.05). Results: ICCs were high (>0.8) and the results demonstrated a similar accuracy for both EALs (p>0.05). Statistically significant accurate measurements were verified in the pre-flared canals, except for the Novapex using a #20 K-file. Conclusions: The tested EALs showed acceptable accuracy, whereas the pre-flaring procedure revealed a more significant effect than the used file size.

Degree of conversion of nanofilled and microhybrid composite resins photo-activated by different generations of LEDs

Objective: This study aimed at evaluating the degree of conversion (DC) of four composite resins, being one nanofilled and 3 microhybrid resins, photo-activated with second- and third-generation light-emitting diodes (LEDs). Material and methods: Filtek (TM) Z350 nanofilled composite resins and Amelogen (R) Plus, Vit-l-escence (TM) and Opallis microhybrid resins were photo-activated with two second-generation LEDs (Radii-cal and Elipar Free Light (TM) 2) and one third-generation LED (Ultra-Lume LED 5) by continuous light mode, and a quartz halogen-tungsten bulb (QHT, control). After 24 h of storage, the samples were pulverized into fine powder and 5 mg of each material were mixed with 100 mg of potassium bromide (KBr). After homogenization, they were pressed, which resulted in a pellet that was evaluated using an infrared spectromer (Nexus 470, Thermo Nicolet) equipped with TGS detector using diffuse reflectance (32 scans, resolution of 4 cm(-1)) coupled to a computer. The percentage of unreacted carbon-carbon double bonds (% C=C) was determined from the ratio of absorbance intensities of aliphatic C=C (peak at 1637 cm-1) against internal standard before and after curing of the specimen: aromatic C-C (peak at 1610 cm-1). Results: The ANOVA showed a significant effect on the interaction between the light-curing units (LCUs) and the composite resins (p<0.001). The Tukey's test showed that the nanofilled resin (Filtek (TM) Z350) and Opallis when photo-activated by the halogen lamp (QTH) had the lowest DC compared with the other microhybrid composite resins. The DC of the nanofilled resin (Filtek (TM) Z350) was also lower using LEDs. The highest degrees of conversion were obtained using the third-generation LED and one of second-generation LEDs (Elipar Free Light (TM) 2). Conclusions: The nanofilled resin showed the lowest DC, and the Vit-l-escence (TM) microhybrid composite resin showed the highest DC. Among the LCUs, it was not possible to establish an order, even though the second-generation LED Radii-cal provided the lowest DC.

Effects of curing protocol and storage time on the micro-hardness of resin cements used to lute fiber-reinforced resin posts

Objectives: To determine the micro-hardness profile of two dual cure resin cements (RelyX - U100 (R), 3M-ESPE and Panavia F 2.0 (R), Kuraray) used for cementing fiber-reinforced resin posts (Fibrekor (R) - Jeneric Pentron) under three different curing protocols and two water storage times. Material and methods: Sixty 16mm long bovine incisor roots were endodontically treated and prepared for cementation of the Fibrekor posts. The cements were mixed as instructed, dispensed in the canal, the posts were seated and the curing performed as follows: a) no light activation; b) light-activation immediately after seating the post, and; c) light-activation delayed 5 minutes after seating the post. The teeth were stored in water and retrieved for analysis after 7 days and 3 months. The roots were longitudinally sectioned and the microhardness was determined at the cervical, middle and apical regions along the cement line. The data was analyzed by the three-way ANOVA test (curing mode, storage time and thirds) for each cement. The Tukey test was used for the post-hoc analysis. Results: Light-activation resulted in a significant increase in the microhardness. This was more evident for the cervical region and for the Panavia cement. Storage in water for 3 months caused a reduction of the micro-hardness for both cements. The U100 cement showed less variation in the micro-hardness regardless of the curing protocol and storage time. Conclusions: The micro-hardness of the cements was affected by the curing and storage variables and were material-dependent.

56-month clinical performance of Class I and II resin composite restorations

Objective: This study evaluated the 56-month clinical performance of Class I and II resin composite restorations. Filtek P60 was compared with Filtek Z250, which are both indicated for posterior restorations but differ in terms of handling characteristics. The null hypothesis tested was that there is no difference in the clinical performance of the two resin composites in posterior teeth. Material and Methods: Thirty-three patients were treated by the same operator, who prepared 48 Class I and 42 Class II cavities, which were restored with Single Bond/Filtek Z250 or Single Bond/Filtek P60 restorative systems. Restorations were evaluated by two independent examiners at baseline and after 56 months, using the modified USPHS criteria. Data were analyzed statistically using Chi-square and Fisher's Exact tests (alpha=0.05). Results: After 56 months, 25 patients (31 Class I and 36 Class II) were analyzed. A 3% failure rate occurred due to secondary caries and excessive loss of anatomic form for P60. For both restorative systems, there were no significant differences in secondary caries and postoperative sensitivity. However, significant changes were observed with respect to anatomic form, marginal discoloration, and marginal adaptation. Significant decreases in surface texture were observed exclusively for the Z250 restorations. Conclusions: Both restorative systems can be used for posterior restorations and can be expected to perform well in the oral environment.