Sergii Iermakov

Physical mathematical modelling of difficult elements of acrobatic rock-and-roll

It is shown directions of biomechanics substantiation of implementation acrobatic rock-and-roll Fus-salto element taking into account concrete physical data of sportsmen. Mathematical model is developed for determination the influence on a quality of implementation of technical element of such parameters as: speed and angle of flight of centre-of-mass sportsman’s body, position of centre-of-mass body of sportsman in the initial phases of throw exercises, initial angular velocity of rotation of body of sportsman. It is developed mathematical model to determine the impact on the quality of the technical element parameters such as speed and angle of flight of centre-of-mass of the athletes body, the position of center-of-mass of the athletes body in the initial phases of throwing exercises in the initial angular velocity of the athletes body. The parameters of exposure axial moments of inertia for different groupings of body angular velocity the athletes body in flight and air resistance forces of environment to flight characteristics of the body. Directions of choice of necessary biomechanics descriptions which are able to realize sportsmen are shown. It is offered recommendations are on the increase of efficiency of implementation of element of acrobatic rock-and-roll of Fus-salto.

The Concept of Structure and Content of Health Related Trainings for Higher Educational Establishments’ Students

Purpose: Analysis of modern directions of physical culture education scientific and practical problems’ solution in higher educational establishment of health related orientation. Material: analysis of publications in scientific journals.Results: We have shown significance of student’s physical functioning as the basis of his motor, coordination and mental qualities’ development. Main difficulties of existing physical education practice have been cleared up. It has been found that prevailing training of physical qualities at physical culture classes does not solve the problem of students’ health strengthening. Ways to application of additional health related physical culture trainings have been shown. Transition to such trainings opens opportunities for creation a new concept, permits to effectively and relatively quickly implement its main ideas and principles in practice of HEE education. Conclusions: Content of additional (health related) physical culture training envisages prevailing orientation on health related, general developing and sport-recreational tasks. With it first attention shall be paid to formation of physical, psychic and social-moral health as well as to personality-oriented approach in system of individual choice of physical culture means.

Successfulness of General and Special Physical Qualities' Development on Different Stage of Students-Boxers' Training

Purpose: to study indicators of general and special physical condition on different stages of macro-cycle training. Material: in testing qualified boxers - 28 sportsmen - participated. Characteristics of general and special fitness were registered. Results: it was found that structure of general and special physical qualities can be described by 9 factors, explaining about 80% of total sample variance. It was also determined that factorial structure of general and special physical fitness indicators does not change depending on stages of trainings. At every of the tested stages the marked out factors do not depend on each other. These factors are separate necessary sides of training. It was found that on general preparation stage of training these factors characterize sides of fitness: effectiveness of punches of strong and weak arms; special speed and power endurance; general endurance and strength of muscles (hands’ flexors); specific sensor-motor reaction; condition of upper girdle muscles; general speed and power endurance; speed of punch movement. Conclusions: when distributing training means and loads it is necessary to uniformly doze correlation of means for all marked out factors. It ensures growth of boxers’ spots results.

Influence of study in hee on ubiquity and strength of students’ computer gambling

Purpose : to clear up effectiveness of learning-education process for counteraction of students’ harmful passion to computer games’ ubiquity. Material : 1st - 3rd year students (main health group) were the objects of the research. In total they were 952 boys and 523 girls. In 1st year students’ academic groups testing was carried out ant the beginning of academic year (October); in academic groups of 1st-3rd year students the testing was at the end of academic year (May). Results : it was found that among 1st year boy students ubiquity of computer gaming as well as time losses, connected with it are higher than among girl students. Educational process is not sufficiently effective in struggle against computer gaming. For girls, this passion is not dangerous in general. In the course of study at HEE, the strength of this passion reduces independent on sex. Conclusions : for increase of educational process’s effectiveness and improvement of students’ life quality it is necessary to consider personal features of boy students as well as to organize health related measures with the help of health related physical culture means.

Fitness Yoga as Modern Technology of Special Health Groups’ Girl Students’ Psycho-Physical Condition and Psycho-Social Health Strengthening

Purpose: Substantiation of purposefulness of fitness yoga application for strengthening of special health groups’ girl students’ psycho-physical condition and psycho-social health at physical culture training and recreation classes.Material: Trainings were practiced twice a week in 2 groups with 20 girl students in every group. Each training session lasted 60 minutes. The following indicators were registered: pressing ups in lying position; torso bending during 30 sec. from lying on back position; rising legs up to 90 degrees angle in hanging position; long jump from the spot; forward torso bending; test for coordination. Health condition was determined by express assessment of physical health. Results: In both groups girl students’ backbone mobility increased (рConclusions: Targeted fitness yoga exercises’ influences on girl-students’ organism are recommended for support and correction of their health.

Biomechanical study athletes’ movement techniques in the hurdles (on example of phase of flight)

Цель : конструирование теоретической биомеханической модели техники движения спортсмена в барьерном беге с последующей проверкой ее на реальных движениях спортсменов. Материал : в практической части исследования принимали участие 10 студентов-спортсменов. Результаты : показаны возможности построения теоретической модели техники барьерного бега. В основе построения модели используются известные в теоретической механике подходы. Представлены расчетные и реальные показатели движения спортсмена. Выводы : разработанная модель дает хорошее теоретическое представление о взаимосвязях отдельных элементов движения, а также возможность моделирования различных ситуаций и определения оптимальных значений кинематических и динамических характеристик движения спортсмена. Модель позволяет вести коррекцию отдельных элементов движения непосредственно в процессе тренировки. При анализе техники движения следует учитывать индивидуальные особенности физического развития и антропометрические характеристики тела спортсмена.

Age dynamic of physical condition changes in pre-school age girls, schoolgirls and students, living in conditions of Eastern Siberia

Цель : провести анализ динамики физического развития с учетом пола (женский контингент) и возраста обследованных, проживающих в регионе с напряженной экологической обстановкой. Материал . Обследовались девочки дошкольного возраста (n=1580, возраст 4-7 лет). В исследования не были включены дети, состоящие на учете у специалистов с хроническими заболеваниями. Обследовались девочки школьного возраста (n=3211, возраст 7-17 лет). Были обследованы девушки-студентки (n=5827, возраст 17-21 год, 1-4 год обучения). Студентки были разделены на пять возрастных групп: от 17 лет до 21 года. Все участницы обследования проживали в условиях Восточной Сибири (г. Иркутск). Этот регион характеризуется неблагоприятными экологическими и климатогеографическими характеристиками. Результаты : в динамике физического развития дошкольниц, школьниц, студенток выделено три существенных периода изменений основных его характеристик. Наиболее выраженный прирост показателей физического развития отмечается в дошкольном возрасте. Возраст 7-8 лет является критическим (переход с 1-го во 2-ой этап). Наименьшие значения этих характеристик выявляются в старших (после 17-18 лет) возрастах. У студенток отмечается относительная стабилизация значений этих показателей. Выводы: Полученные результаты необходимо учитывать при построении учебного процесса по физическому воспитанию в дошкольных образовательных учреждениях, средних общеобразовательных школах и в высших учебных заведениях региона.

Level of physical exercises’ mastering in structure of 11-13 yrs age boys’ motor fitness

Purpose: to find the place of physical exercises’ mastering level in structure of 11-13 yrs age boys’ motor fitness.Material: in the research 11 yrs age boys (n=58), 12 (n=76) and 13 years age (n=93) participated. Testing program included well-known tests: “Forward roll”, “Backward roll”, “Vault”, ”Climbing rope (three attempts)”, “Bridge”, “Stance on shoulder blades”.Results: By indicators of physical condition 11-13 yrs age boys statistically confidently differ one from another (р<0,001). Level of mastering of gymnastic exercises “Backward roll”, “Vault”, ”Climbing rope (three attempts)”, “Bridge”, “Stance on shoulder blades” with age statistically confidently increases (р<0,001).Conclusions: In factorial structure of motor fitness, level of physical exercises’ mastering has weight 17,5% (11 yrs age), 36,6% (12 years), 28,5% (13 years). Analysis of communities showed that in 11-13 yrs age boys training of motor abilities is effective (if they become a component of mastered motor skills).

Motor skills and functional characteristics of students of different somatotypes

He purpose of the article is to study correlation of motor and functional characteristics of students of different somatotypes. Material : it was examined first year students (n=577, 17-18 years old). All students were trained in discipline “Physical education”. It was carried out somatotyping. It was considered motor skills and functional characteristics of students. Results : it was determined the reliable differences in values of parameters of motor tests and functional characteristics of students’ organism. It is determined that by the end of the first year of study the positive dynamics is registered: in sthenics (in two of seven motor tests); in asthenics (in four tests). It wasn’t found the reliable positive changes in group of hypersthenics. Students of sthenic and asthenic somatotypes have higher functional reserves of cardiorespiratory system, than girls of hypersthenics somatotype. Conclusions: constitutional features of motor skills and functional parameters of students of different somatotypes allow to concretize provisions of methodology of planning the individual differentiated training in discipline Physical education.

Simulation of the regularities of physical exercises learning process of boys aged 8 years old

Purpose: to determine the peculiarities of the formation of motor skills in boys aged 8 years. Materials and methods: In study participated boys of eight years old (n=48). The study used factor experiment plans. The purpose of this experiment was to optimize the modes of education and to determine the peculiarities of the formation of motor skills in boys. Results: Discriminant analysis allowed: to determine the modes of exercise in the formation of motor skills; to answer the question as to how significantly different modes of work on the effectiveness of the formation of motor skills. Established: which of the variables most significantly affect the differentiation of classes; to which class the object belongs based on the values discriminant variables. The influence of the number of approaches, the number of repetitions in the approach and the interval of rest on the level of training for movements is revealed. Conclusions: To choose the most rational mode of exercising in the process of forming motor skills can be used the first discriminating function with an emphasis on the most informative variables.