18 research outputs found

    Particular features of interrelation of motivation, values and sense of life’s meaning as subjective factors of individualizing trajectory in the system of continuous education

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    The relevance of the problem under study is based on the fact that, as regards methodological and theoretical aspects, the problem of value and motivational sphere is poorly elaborated regarding the interrelation between professional education and professional activity and on the empirical level there is no clear understanding of how the sense of purpose of life and own professional values is related to the professional motivation. The aim of the article is to identify the specific features of the interrelation and effects of meaning of life to the professional values and motivation. The leading method of research is questionnaire method which makes it possible to identify the following: level of sense of life’s purpose – method of life-meaning orientations, specific features of professional motivation – method “Motivation of professional activity” and method “Level of correlation between value and availability of value”. The article presents and discusses the results of empirical study of the interrelation between professional values, professional motivation and life-meaning orientations, as well as the effects of the level of life’s meaning on professional motivation. The practical value is the possibility to use the results of the research in developing programs for correcting and increasing professional motivation, as well as for developing technologies of psychology-pedagogical assistance to sense-making and professional self-identification in projecting and implementing individual educational trajectories in the continuous vocational education system. The article can be useful for specialists in professiology, teachers of technical subjects and professional consultants for forecasting professional development of a person. © 2016 Zavodchikov et al

    Приводимость пространства модулей стабильных рефлексивных пучков ранга 2 с классами Черна c1 = −1, c2 = 4, c3 = 2 на пространстве P3

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    We prove the reducibility of the moduli space MrefP³(2; −1, 4, 2) of stable rank 2 re- flexive sheaves with Chern classes c₁ = −1, c₂ = 4, c₃ = 2 on projective space P³. This gives the first example of a reducible space in the series of moduli spaces of stable rank 2 reflexive sheaves with Chern classes c₁= −1, c₂ = 4, c₃ = 2m, m = 1, 2, 3, 4, 5, 6, 8. We find two components of the expected dimension 27 of this space and give their geometric description via the Serre construction.В статье доказывается приводимость пространства MrefP³ (2; −1, 4, 2) модулей стабильных рефлексивных пучков ранга 2 с классами Черна c₁ = −1, c₂ = 4, c₃ = 2 на P³. Это первый пример приводимого пространства в серии пространств модулей стабильных рефлексивных пучков ранга 2 с c₁= −1, c₂ = 4, c₃ = 2m, m = 1, 2, 3, 4, 5, 6, 8. Найдены две неприводимые компоненты этого пространства, имеющие ожидаемую размерность 27, и дается их геометрическое описание посредством конструкции Серра

    Problems of Irrational Energy Consumption in Russia

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    В работе рассмотрено современное состояние проблемы энергосбережения в России и за рубежом. Выделены задачи по решению вопросов экономии энергии. Сформулированы пути решения проблем в сфере эффективного использования энергии. Приведены примеры внедрения новейших энергосберегающих технологий в России. Проанализированы последствия от применения энергосберегающих технологий, в том числе — в сфере экономики.The paper considers the current state of the energy saving problem in Russia and abroad. The tasks of solving energy saving issues are highlighted. The ways of solving problems in the field of energy conservation are formulated. Examples of the introduction of the latest energy-saving technologies in Russia are given. The consequences of the use of energy-saving technologies, including in the sphere of the economy, are analyzed

    МИНИ-ИНВАЗИВНЫЙ ПОДХОД В ЛЕЧЕНИИ РАКА ПРАВОЙ ПОЛОВИНЫ ТОЛСТОЙ КИШКИ, ОСЛОЖНЕННОГО ТОЛСТОКИШЕЧНОЙ НЕПРОХОДИМОСТЬЮ

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    The case demonstrates an opportunity of safe and successful colonic stenting to treat bowel obstruction with following laparoscopic radical intervention for right-sided colon cancer localization. The colonic stent as a “bridge to the surgery” improves immediate results and surviving rate in elderly patients with complicated right-sided colon cancer and severe concomitant disease.Клинический случай демонстрирует возможность успешного и безопасного применения стентирования толстой кишки для лечения кишечной непроходимости и последующей лапароскопической радикальной операции при правосторонней локализации опухоли толстой кишки. Использование стентирования толстой кишки в качестве «моста к хирургии» позволяет улучшить непосредственные результаты и выживаемость среди пожилых больных с осложненным раком правой половины толстой кишки и тяжелой сопутствующей патологией

    Reducibility of the Moduli Space of Stable Rank 2 Reflexive Sheaves with Chern Classes c1 = −1, c2 = 4, c3 = 2 on Projective Space P³

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    We prove the reducibility of the moduli space MrefP³(2; −1, 4, 2) of stable rank 2 re- flexive sheaves with Chern classes c₁ = −1, c₂ = 4, c₃ = 2 on projective space P³. This gives the first example of a reducible space in the series of moduli spaces of stable rank 2 reflexive sheaves with Chern classes c₁= −1, c₂ = 4, c₃ = 2m, m = 1, 2, 3, 4, 5, 6, 8. We find two components of the expected dimension 27 of this space and give their geometric description via the Serre construction

    Hemodynamic determinants of physical training effectiveness in rheumatoid arthritis patients

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    Aim. To investigate central and peripheral hemodynamics in rheumatoid arthritis (RA) patients during aerobic physical training (APT) program. Material and methods. The study included 20 women, aged 37-65 years, who suffered from sero-positive RA with mild-to-moderate activity, for at least 3 years. The control group included 35 healthy women aged 35-64, without any cardiovascular pathology. All participants underwent individual APT programs (gymnastics, brisk walking for 30-40 minutes per day) for 4 and 12 weeks. Six-minute walking test, echocardiography (EchoCG), post-occlusion test with reactive hyperemia were performed in all participants. Results. At 12 weeks, walking distance in 65minute walking test increased by 12,5% (p<0,05). Cardiac hemodynamics, according to EchoCG data, did not differ significantly from that in healthy controls, without any substantial systolic left ventricular (LV) dysfunction, local myocardial dyskinesia, or impaired peripheral vascular resistance registered. APT did not affect LV ejection fraction, end-systolic or end-diastolic LV volumes. Endothelial dysfunction was observed in 72% of RA patients. After 12-week APT course, significant improvement of endothelium-dependent vasodilatation (EDVD) was registered. In patients with initial endothelial dysfunction, EDVD increased by 83% (p<0,05), in patients with normal endothelial function – by 5% (p>0,05). Conclusion. Regular physical training in RA is essential for effective endothelium-dependent regulation of vascular tonus. Physical training does not affect central hemodynamics

    Vliyanie sakharnogo diabeta 2 tipa na proyavleniya gonartroza

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    Цель. Оценка клинических и структурно-функциональных особенностей поражения коленных суставов при СД 2 и выяснении роли нарушений гликемического контроля в развитии этих поражений. Материалы и методы. Результаты работы основаны на выборке по прин ципу ?случай ? контроль? у 50 женщин с гонартрозом, страдающих СД 2 (основная группа) и без нарушения гликемического контроля (группа эугликемии). Клинический осмотр больных гонартрозом включал оценку боли по визуально-аналоговой шкале (ВАШ), степени тяжести гонартроза по индексу Лекена, пальпаторной болезненности, измерение амплитуды активного безболезненного движения в коленных суставах. Определяли гликемию натощак и после приема пищи, уровень HbA1c и концентрацию С-реактивного белка в цельной капиллярной крови. Результаты. Ультразвуковая визуализация позволила выявить у больных основной группы меньшую толщину суставного хряща над мыщелками большеберцовой кости. Различий в толщине синовиальной оболочки выявлено не было. Полученные результаты свидетельствуют о несколько меньшей активности реактивного синовита при гонартрозе у больных СД 2. Удовлетворительный контроль гликемии НвА1с?7% отмечался у 14 больных (28%). Выявлены прямые корреляция между уровнями HbA1c и С-реактивного белка. Заключение. Сахарный диабет 2 типа усугубляет дегенеративные изменения в суставном хряще и субхондральной кости у больных гонартрозом, но вследствие меньшей экссудации в полость сустава смягчает проявления болевого синдрома, что маскирует тяжесть остеоартроза

    Significance of inflammation in the development of vascular wall stiffness

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    This review deals with arterial wall stiffness in rheumatic diseases. It shows a role of inflammation in the pathogenesis of increased vascular stiffness, considers its mechanisms at the level of altered cell components, the clinical signs of an inflammation-arterial stiffness association and the possibilities of its reduction, and a search for novel therapeutic strategies to diminish the stiffness of arterial vessels with antirheumatic drugs

    CLINICAL VALUE OF THE SURROGATE INDICATORS OF ATHEROSCLEROSIS IN PATIENTS WITH KNEE OSTEOARTHROSIS CONCURRENT WITH CORONARY HEART DISEASE

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    Objective: to study the prevalence of a number of surrogate measures of atherosclerosis among patients with knee osteoarthrosis (KOA) and chronic coronary heart disease (CCHD) and to determine the nature of their relationship to their functional state and the amount of muscle mass. Subjects and methods. Twenty patients with KOA and CCHD were examined. The rigidity of the vascular wall was judged from pulse wave velocity (PWV) in the elastic vessels, by calculating a carotid-femoral index (CFI). Endothelial function was evaluated from endothelium-dependent vasodilation (EDVD) in a reactive hyperemia test. Common carotid artery scanning was used to estimate the thickness of the intima-media complex (IMC) in the carotid arteries. A bicycle ergometry exercise was performed in all the patients; exercise tolerance (ET) was determined by the amount of oxygen consumed while calculating a metabolic equivalent (MET). A bioimpedance analyzer was applied to measure the amount of muscle mass, by determining the percentages of active cell mass (ACM%) and lean mass (LM%) of total body weight. The levels of total cholesterol, high-density lipoprotein cholesterol, low-density lipoprotein cholesterol, and triglycerides were determined. A control group consisted of 20 matched individuals without CCHD. Results and discussion. There was a prognostically favorable CFI increase (> 12 m/sec) in 20% of the patients with CCHD and in 10% of the controls (z = 0.15; p = 0.78), endothelial vasomotor dysfunction (EDVD < 10%) in 55% of the patients with CCHD and in 50% of the controls (z = 0.76; p = 0.55); a more than 0.9-mm IMC increase in 60% of the patients with CCHD. The bulk of the patients with pathological vascular rigidity and endothelial vasomotor dysfunction had a low ET. The CCHD patients with a low ET showed significant correlations of CFI and ACM% and LM% (r = -0.36; p < 0.05 and r = -0.39; p < 0.05, respectively), EDVD with ACM% and LM% (r = 0.51; p < 0.05 and r = 0.45;

    Physical activity, vasomotor endothelial function, and arterial stiffness

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    Aim. To study the prevalence of selected parameters of subclinical atherosclerosis and their association with muscle function and muscle volume in patients with different levels of cardiovascular risk (CVR). Material and methods. The study included 20 patients (11 men and 9 women; mean age 54,5±8,5 years) with chronic coronary heart disease (CCHD; mean duration 6,4±2,3 years) in the main group (MG), as well as 20 CCHD-free people in the control group (CG). Arterial stiffness was assessed by pulse wave velocity (PWV) and calculated carotid-femoral index (CFI). Endothelial function was assessed by endothelium-dependent vasodilatation (EDVD) in the reactive hyperemia (RH) test. Common carotid artery (CCA) ultrasound was performed in order to assess intima-media thickness (IMT) of carotid arteries. All participants underwent veloergometry (VEM); exercise capacity (EC) was measured by calculated metabolic equivalents (MET). Muscle tissue volume was assessed using a bioelectrical impedance analyser. The percentage of active muscle mass (%AMM) and fat-free muscle mass (%FFM), out of the total body mass, was calculated. Results. Increased CFI values &gt;12 m/s, as a marker of adverse prognosis, were observed in 20% CCHD patients and in 10% of controls (z=0,17; p=0,87). Vasomotor endothelial dysfunction (EDVD &lt;10%) was registered in 65% and 50%, respectively (z=0,74; p=0,46), while increased IMT values &gt;0,9 mm were observed in 55% and 15%, respectively (z=2,3; p=0,02). Most patients with pathologically increased arterial stiffness and vasomotor endothelial dysfunction had low EC. In CCHD patients with low EC, CFI significantly correlated with %AMM and %FFM (r=-0,32; p&lt;0,05; and r=-0,36; p&lt;0,05, respectively). EDVD significantly correlated with both %AMM and %FFM (r=0,47; p&lt;0,05; and r=0,5; p&lt;0,05, respectively). There was a significant correlation between CFI and EDVD (r=-0,3; p&lt;0,05). In CG participants with low EC, EDVD correlated with %AMM and %FFM (r=0723; p&lt;0,05 and r=0,7; p&lt;0,05, respectively). In both groups, %AMM and %FFM correlated with MET (r=0,49; p&lt;0,05 and r=0,55; p&lt;0,05, respectively; r=0,34; p&lt;0,05 and r=0,31; p&lt;0,05, respectively). Conclusion. EDVD and PWV reflect the lower PA levels and functional disadaptation of CCHD patients, which can result in a faster progression of atherosclerosis
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