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Joaquin Sanchis-Moysi Fernando Idoate David Álamo-Arce José A.L. Calbet Cecilia Dorado 《Journal of sports sciences》2017,35(8):791-797
The effects of exercise on the core musculature have not been investigated in prepubescents. The main purpose of the present study was to determine the volume and degree of asymmetry of rectus abdominis, obliques and transversus abdominis, quadratus lumborum, iliopsoas, gluteus and paravertebralis muscles in prepubescent tennis players and in untrained boys. The muscle volume was determined using magnetic resonance imaging (MRI) in 7 male prepubescent tennis players and 10 untrained controls (mean age 11.0 ± 0.8 years, Tanner 1–2). After accounting for height and body weight as covariates, the tennis players had 14–34% greater volume than the controls in all the muscles analysed (P < 0.05) except in paravertebralis, dominant quadratus lumborum and non-dominant gluteus, which had similar volumes in both groups (P = NS). Compared to controls, the tennis players displayed a greater degree of asymmetry in quadratus lumborum and rectus abdominis (3% vs. 15%, P < 0.01 and 8% vs. 17%, P = 0.06, respectively). The level of asymmetry of obliques and transversus abdominis, iliopsoas, gluteus and paravertebralis muscles was similar in both groups (P = NS). In conclusion, tennis playing at prepubertal ages induces a selective hypertrophy of the core musculature and exaggerates the degree of asymmetry of quadratus lumborum and rectus abdominis compared to untrained boys. 相似文献
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Peter McSweeney Joaquin Calvo Michael Santhanam‐Martin Helen Billman‐Jacobe 《Journal of Food Science Education》2017,16(3):77-80
Project work and work placements can help prepare tertiary food science students for the workplace. Programs in the curriculum should support the development of transferable skills such as communication, problem‐solving, and planning. This paper describes a case study of a new capstone project for Masters of Food Science students based on a work integrated learning model. Students were engaged to develop a HACCP plan for a cheesemaker. They interacted with a peer group, academics, and with professionals from the food industry. Two iterations of the project were completed. Staff and student feedback from the first iteration informed modifications in the subsequent iteration. Industry partners and an authentic work task were key components of the project. The model could apply to a broad range of programs that require a capstone project in the curriculum. 相似文献
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Joaquin Roldan Rocio Lara‐Osuna Antonio Gonzalez‐Torre 《The International Journal of Art & Design Education》2019,38(3):572-582
Projection‐based augmented reality and virtual reality are used in a visual arts‐based educational project in contemporary art museums from an a/r/tographic perspective. The project ‘Art for Learning Art’ (in Spanish, Arte para aprender arte), at the Museo CajaGRANADA in Granada (Spain) has been developed in collaboration with the University of Granada since 2013. We have employed creative, educational and research methodologies inspired by exhibited works in art museums to encourage visual feedback of visitors participating in collaborative installations. Two such experiences also were produced at the Tate Liverpool Gallery and Museum in March 2018; utilising the methodology of mediation through projection‐based augmented reality and virtual reality, which introduces facets of visual and physical experience that alter the whole experience for the museum's public. By putting on virtual reality headsets, and playing with physical movements, we generate images and change the projections in the museum using projection‐based augmented reality to disrupt the way the public typically moves in the museum. The purpose of the developed interrelations with artworks in the Museo CajaGRANADA and the Tate Liverpool Gallery and Museum was to create collaborative digital images by playing with select artworks exhibited in the museums’ collections. We use this kind of mediation in art museums to develop a visual understanding to provoke learning about art through art creation in a contemporary way. The results are extraordinary as images; they are collaborative artworks, which connect visually with the artworks in the exhibition. 相似文献
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OBJECTIVE: This study examined cultural factors that may influence child physical abuse reporting. Relevant cultural factors such as the respondents' ethnic identity and corporal punishment acceptability were investigated as proximal variables of ethnicity that affect child physical abuse reporting tendencies. METHOD: Participants consisted of 378 Caucasian, Hispanic, and African American college students. Participants read 12 vignettes that varied the ethnicity of the child and described a parent using physical punishment with the child. Participants' level of ethnic identity and their acceptance of different discipline practices were also assessed. Data were analyzed using multiple regression procedures. RESULTS: The ethnicity of the respondent was a significant predictor of reporting tendencies for African American respondents only. For African Americans, higher levels of ethnic identity and acceptance of corporal punishment were significant mediators of reporting tendencies, which influenced the relationship between ethnicity and likelihood to report a child of the same ethnicity. CONCLUSION: The results of this study indicate that ethnic minorities may not share similar cultural values and may differ in their degree of adherence to certain cultural variables. These results demonstrate how cultural variables that influence reporting tendencies may not apply across ethnic groups. Therefore, specifying relevant cultural variables is essential to understanding the relationship between ethnicity and reporting tendencies. 相似文献
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The influence of aspirations on higher education choice: a telecommunication engineering perspective
José María Cubillo-Pinilla Joaquin Sánchez-Herrera Waldo S. Pérez-Aguir 《European Journal of Engineering Education》2006,31(4):459-469
This paper analyses the influence of external factors that affect the decision-making process in the selection of telecommunications engineering studies. Particularly, we have studied the influence of factors related to the generation of expectations about the studies. A survey was conducted on a sample of 701 male and female telecommunications engineering students. The results show the existence of a direct relationship between the choice of telecommunications studies in non-vocationally oriented students and their expectations of finding a job more easily, getting higher salaries and more prestige. On the other hand, non-vocationally oriented students show similar academic performance to that of vocationally oriented students. 相似文献
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Joaquin Calatayud Jonas Vinstrup Markus D. Jakobsen Emil Sundstrup Juan Carlos Colado Lars L. Andersen 《Journal of sports sciences》2018,36(10):1162-1166
The purpose of this study was to investigate whether using different focus affects electromyographic (EMG) amplitude and contraction duration during bench press performed at explosive and controlled speeds. Eighteen young male individuals were familiarized with the procedure and performed the one-maximum repetition (1RM) test in the first session. In the second session, participants performed the bench press exercise at 50% of the 1RM with 3 different attentional focuses (regular focus on moving the load vs contracting the pectoralis vs contracting the triceps) at 2 speed conditions (controlled vs maximal speed). During the controlled speed condition, focusing on using either the pectoralis or the triceps muscles increased pectoralis normalized EMG (nEMG) by 6% (95% CI 3–8%; p = 0.0001) and 4% nEMG (95% CI 1–7%; p = 0.0096), respectively, compared with the regular focus condition. Triceps activity was increased by 4% nEMG (95% CI 0–7%; p = 0.0308) at the controlled speed condition during the triceps focus. During the explosive speed condition, the use of different focuses had no effect. The different attentional focus resulted in comparable contraction duration for the measured muscles when the exercise was performed explosively. Using internal focus to increase EMG amplitude seems to function only during conditions of controlled speed. 相似文献
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Peter K. Smith Allison Kupferberg Joaquin A. Mora-Merchan Muthanna Samara Sue Bosley Rob Osborn 《Educational Psychology in Practice》2012,28(1):47-70
An analysis was undertaken of 217 English school anti-bullying policies, from 169 primary schools and 48 secondary schools, using a 34-item scoring scheme. Findings were compared with an analysis of 142 schools six years earlier. Overall schools in the current analysis had about 49% of the items in their policies, a modest increase over the previous study. Most included a definition of bullying and statements about improving school climate but many schools did not mention other important aspects, and there was low coverage of cyberbullying, homophobic bullying, bullying based on disabilities, or faith; teacher–pupil bullying; responsibilities beyond those of teaching staff; following up of incidents; and specific preventative measures such as playground work, peer support, inclusiveness issues, and bullying to and from school. Several improvements in policies, significant for 20 out of 34 criteria were noted. Findings are discussed in terms of national policy, and ways to support schools in maximising the potential of their policies for reducing bullying. 相似文献
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