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تاثير تمرينات خاصة مصاحبة لوسائل مساعدة في بعض المتغيرات البدنية والبيوميكانيكية لمهارة القلبة الهوائية الخلفية المستقيمة المتبوعة بلفة كاملة على الحركات الارضية بالجمناستك بحث تجريبي على لاعبي منتخب ناشئي ميسان بالجمناستك باعمار من(11 - 14) سنة == The Impact of Special Exercises Associated With The Assistant Means On Some Physical And Biomechanical Variables of Open Back, Straight Skill Followed By Flip Twist On The Land Movements Carpet In Gymnastics
Author name:
حيدر صبيح نجم التميمي
Supervisor name:
نجاح مهدي شلش
General topic:
Sports
Specific topic:
Gymnastics
Degree:
Doctorate
University:
Mustansiriyah University - Faculty Of Basic Education - Department Of Physical Education
Language:
Arabic
University location:
Baghdad
First pages:
17T1300 - p.pdf
Abstract:
اذ تطرق الباحث الى ان مستويات التطور العلمي والتقني والبحثي والنهوض في الاداء الحركي والذي تقدم بشكل سريع وخاصة في الالعاب التي تتميز بالسرعة وخفة الاداء المهاري كالجمناستك الذي هو العمود الاساس لكل الالعاب الرياضية الفردية الخاصة ولاسيما الحركات الارضية | First part : definition of research It touched a researcher to the levels of scientific and technical research development and advancement in locomotor performance and which offers fast, especially in games that are fast and light performance skills for Gymnastics which is the basis for the column for each individual sports special, especially ground movements and where performance requires the body and its parts very short has a time up to fractions of a second, which is difficult for most of the coaches in the identification and diagnosis of the strengths and weaknesses of the locomotors path and discover the precise errors art associated with the performance of the gymnast in order to overcome them and pointing strengths to deepen and upgrading of each player because of their dependence on qualitative analysis through visual experience and observation element that does not come to through the use of laboratory equipment and cameras cinematic quick analysis Al Biomechanical (Al kinematically and a kinetically) movements ground fast vehicle and strong in gymnastics for monitoring the movement is more accurate than the naked eye and reflected the importance of research in the researcher analyzed the performance motor skill vehicle restricted research analysis Biomechanical after placing special exercises associated with aids linked to the mechanical underpinnings of angles muscle work - related increase the effectiveness of muscle strength of the Supreme parties and the lower trunk and of distinctive force the speed and power of the explosive in the performance of the purpose of identifying the extent of their impact in Al Biomechanic variables that control the performance of the motor ideal for skill which is a special movements requirements ground and that is consistent with the modern approach to training for the development of the results in the hands of trained and informed on the developments in emerging digital data for their performance.Research Problem - : *The research problem materialize in missan youth team participating in tournaments diameter established by the Iraqi Central Union Gymnastics as well as through the presence of continuous researcher for the training team in the province and its competence and taught for this article found that a lot of rookies because of their exposure to some injuries as a result of the large number of errors in the performance of which is characterized by difficult and requires physically performance through mastery learning achievement requirements and variables physical and biomechanical access to the maximum suitable height for the center of the weight of the body to perform the full lap, which is characterized by force and speed, accuracy and balance, which in turn up the speed of their performance to high levels to form difficult for any coach, whatever the experience of observation and monitoring performance with the naked eye, but requires the use of cinematography machines and fast motion video. Prompting the researcher to develop special exercises for muscle power to develop and increase the effectiveness of the muscles involved in the performance and associated means of mechanical foundations help for the purpose of override the fear and anxiety, frequency and increase the effectiveness of the impact of physical Biomechanical variables that control the performance of the Round off for open back, straight skill followed by flip twist to youth team during the opinion of specialists and experts, including fit with the nature of the problem to be knowledge and the development of proposals and find appropriate solutions to address them.*Research Aims : - 1 - Preparation exercises, especially associated with the means to assist in the development of some of the variables that control the biomechanical and skill in the performance of Round off to his open back, straight skill followed by flip twist on the land movements carpet in Technical gymnastics off youth team Missan. 2 - Understand the impact of special exercises associated with the means to help develop according to some biomechanical variables that control the performance of the skill Round off to his open back, straight skill followed by flip twist on the land movements carpet in Technical gymnastics off youth team Missan.*Research hypotheses : - 1 - The existence of a statistical significant difference between the results of the tests before and after the experimental and control groups in some biomechanical factors and variables affecting the performance of the skill Round off to his open back, straight skill followed by flip twist on the land movements carpet in Technical gymnastics. 2 - The presence of statistically significant differences between the results of the post tests for the two experimental and control groups in some biomechanical factors and variables affecting the performance and skill Round off to his open back, straight skill followed by flip twist on the land movements carpet in Technical gymnastics and in favor of the experimental group.Research fields : - * - human field; - Missan youth team coach for the ages between gymnastic ( 11 - 14 ) - place field : - Specialist Station for gymnastic in the province Missan - time Field : period from 1 / 12 / 2013 till 10/4/2014 Second part Similar and theoretical studies - : * Turning researcher in this chapter to the many topics of theoretical studies and associated as theoretical studies included the definition of physical exercise and types as well as the types of exercises muscle strength and special characteristics and of the explosive force and outstanding speed, in addition to the concept of science Al Biomechanical and its branches and its importance 'body, and also touched on the researcher to the motor and the importance of analysis and rules' body and sections qualitative analysis (qualitative) analysis and quantitative (causal) and classifications, and in addition to the concept of carpet floor movements and groups of skill requirements, and special skills lapping around the longitudinal axis device of this device and the mechanical and technical foundations of the Round off for open back, straight skill followed by flip twist and variables biomechanical affecting them, either related studies make researcher to studies that have linked his research relationship Part three : research course & its field measures : - * The researcher in this chapter methodology used, since the experimental method used in a manner experimental and control groups. Was chosen as the research sample way intentional players from junior aged (11 - 14 years) and numbered (6) players, were randomly assigned after a Aaltkava to make sure the line to initiate research and the lack of homogeneity because of the small sample, then explained the steps to implement the research and how to determine the selection each of muscle strength AlBiomechanical and special extract scientific conditions have variables, variables AlB the relative importance of her conduct exploratory tests, and then install a date for the tribal tests where the sample was tested Pachtbarren capacity explosive and two tests distinctive ability as quickly and test Mehari performance for the movement in question, and then the curriculum design experimental proposed, as used in the curriculum special exercises accompanied by the means and devices help Belt weights and weights of iron represent 50% of the one - third of body weight once and the body itself again and my way of training and low high - intensity pulsation, and continued to approach for (10) weeks and by (30) and a training unit and then explained Find ways to extract the physical and biomechanical variables and analyzed by computer and then determine a date for the post tests and evaluation skill, and use statistical methods nonparametric Mann - Whitney and Cookxin tests before and after and post a posterior *Part four : offer results & analyze & discussion : After that finished researcher of his research procedures deliberately to address the results statistically according to the hypotheses of the research included the two main first eating view and analyze the results of the tribal tests and a posteriori the two sets of research in their own muscle strength tests and variables Al biomechanical and skill under.While included second axis discuss the results before and after the tests and post a posteriori the two sets of research in muscle strength and special skill and biomechanical variables under consideration. The researcher reinforced this section tables and charts for the coefficient of variation for each variable of the variables examined, as well as the sources that have enhanced procedures, which went to a researcher in the interpretation of the results of his research.Part Five : Conclusions & Recommendations : - *The conclusions include : - - 1 - That the proposed approach using the exercises, especially associated with the means to assist a positive effect The development of biomechanical variables and the ability of muscle to own arms and legs and that control the performance of the skill under discussion in the ground movements gymnastic junior experimental group through a significant difference between pre and post tests.2 - contributed special exercises associated with the effectiveness of the training aids in the development of mechanical and technical performance on accordance with the principles of mechanical skill under discussion in the post - test the experimental group compared to the tribal test of her hand, and compared to the control group on the other hand. 3 - the experimental group achieved a treatment effect in the advanced test explosive power and speed characteristic of the arms and legs in the post tests compared to the control group.4 - has achieved the experimental group developed significant for variables Angles starting the body and the advancement of the mile trunk after hopscotch and detailed diluted moment the first touch of the arm developed on the ground and the knee joint man advanced on the ground and the trunk when landing the moment the first touch of the land as well as the total time from the moment of hopscotch skill Round off in posteriori tests compared to the control group. - The recommendations include : - 1 - The need to adopt the proposed approach using special exercises associated with the means to help because of its positive role in the development of some biomechanical variables to the skill Round off to his open back, straight followed by flip twist of the research sample.2 - emphasis on the need to apply for players biomechanical variables under study because of its positive effect on the development of performance skills to the skill of the vehicle in question.3 - need to work by coaches and players to adopt requirements Al biomechanical affecting the performance and skill development, which recorded significant treatment effect in the values and the experimental group that achieved by the control group.4 - The need to emphasize performance skills to the skill Round off to his open back, straight followed by flip twist and starting from early ages and that This movement owned this vehicle Al Biomechanical many of the characteristics of the complex as well as a long period of time needed by the players to Mastery.5 - The need to conduct studies in the field of analysis for the study of the properties of Al biomechanical turn power - time to skill Round off to his open back flip twist reach full knowledge of power status (change in The amount of traffic) that are characterized by the movement of the legs during the performance skills using the platform to measure strength..6 - The need to emphasize at the situation mechanical right to the highest point of the high center of gravity of the body during to his open back flip twist because of their positive role in achieving the stability of the body to increase the amount of force inflicted by the player off the ground and Corresponds to of reaction equal and opposite direction through the body player, who is Order.7 - The need to emphasize the mechanical situation at right angles to the body and the basis of the principle of lengthening the radius of rotation to increase the speed of the peripheral trunk in addition to tweaking the direction of the axis of rotation of the winding through the rounded parts of the body from the axis of rotation to increase the angular velocity in line with the motor to be required.
