نتایج جستجو برای: attention and concentration

تعداد نتایج: 16864455  

Background and aims: Attention Deficit Hyperactivity Disorder (ADHD) is the most prevalent disorder in children. Due to the importance of the disorder in children and its complications, this study aimed to assess the relation of the disorder with demographic factors in students of schools located in the Hamadan city, west of Iran. Methods: In this study, ...

H. Asadzadeh N. Farokhzadeh Y. Amini Moghadam,

The color images raise the level of educational by providing more detailed information; therefore, these images are believed to be effective in gaining a deeper understanding of the lessons. Moreover, Proper lighting enhances students’ learning and performance. This study aimed at assessing the impact of training color and light materials on elementary school girls’ attention and learning in Pe...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز 1390

learning a second or foreign language requires the manipulation of four main skills, namely, listening, reading, speaking, and writing which lead to effective communication. it is obvious that vocabulary is an indispensible part of any communication, so without a vocabulary, no meaningful communication can take place and meaningful communication relies heavily on vocabulary. one fundamental fac...

Journal: :مجله علوم اعصاب شفای خاتم 0
ahmad ali lotfinia shefa neuroscience research center, khatam alanbia hospital, tehran, iran.

driving is a complex psychomotor task involving distinct cognitive, perceptual and decision making skills. it needs to more concentration and alertness to driving safe. several studies have shown the potential effects of alcohol in crash production by epidemiological and laboratory analysis. alcohol is obviously the most common single cause of traffic accidents in america. a review of the relat...

حیدری نسب, لیلا, رستمی, رضا, مدنی, اعظم سادات, یعقوبی, حمید,

ADHD is one of common neuropsychological disorders in childhood and continuing to adulthood and disturbs various dimensions of individual’s life such as personal affairs, social interactions, professional life, executive performance like active memory and concentration etc. There are numerous works on treatment of this type of disorder. Considering the lack of studies on neuro-feedback in adu...

Journal: :حفاظت گیاهان 0
(مقاله کوتاه پژوهشی)دانیال رضایی غلامحسین حق نیا امیر لکزیان محمد حسن زاده خیاط حوریه نصیرلی

abstract extensive application of atrazine and its toxicity in environmental has attracted researcher attention for finding new degradation methods to this organic pollutant. biodegradation is one of most effective methods for removing atrazine. due to the importance of atrazine herbicide as an organic pollutant, a design carried out at factorial experiment in completely randomized design with ...

Journal: :محیط زیست طبیعی 0
شیرین جهانبخشی کارشناس ارشد محیط زیست دانشگاه بیرجند، ایران محمدرضا رضایی عضو هیأت علمی گروه محیط زیست دانشگاه بیرجند، ایران محمدحسن سیاری زهان عضو هیأت علمی گروه خاکشناسی دانشگاه بیرجند، ایران

in recent decades, phytoremediation is one of the methods which has been a lot of attention. in this process by using of green plants can be removing or eliminate pollutants from water, soil and sediments. therefore, to achievement the objective, this experiment was done in pot culture using completely randomized design with different levels of cadmium concentrations (cdcl2.h2o) including 0, 5,...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده ادبیات و علوم انسانی 1392

the construct of self-efficacy has received increasing attention in research over the past two decades. many studies have been carried out 1.3 significance of the study this study has pedagogical implications since improving students’ self- efficacy and autonomy is important for promoting actual performance on classroom academic tasks. in academic settings, it has been shown that self-effi...

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