نتایج جستجو برای: tests

تعداد نتایج: 336719  

Journal: :asia pacific journal of medical toxicology 0
maliheh zahmati department of chemistry, ferdowsi university of mashhad, mashhad, iran amir shokooh saljooghi department of chemistry, ferdowsi university of mashhad, mashhad, iran

background: metals such as iron, zinc, and copper are critical and necessary for the survival of all living organisms, whereas xenobiotic metals such as lead, cadmium, mercury, and arsenic have no known biologic role. any metals in high doses can have toxic effects. the aim of this work was to evaluate the hematological changes induced by lead as a toxic metal and characterize the potential eff...

Journal: :international journal of endocrinology and metabolism 0
oliver s. eng department of surgery, rutgers-robert wood johnson medical school, new brunswick, new jersey, usa; rutgers-robert wood johnson medical school, department of surgery, meb 596, p.o.box 19, new brunswick, new jersey, 08903, usa. tel: +1-7322357674, fax: +1-7322358372 sebastian lesniak department of surgery, rutgers-robert wood johnson medical school, new brunswick, new jersey, usa tomer davidov department of surgery, rutgers-robert wood johnson medical school, new brunswick, new jersey, usa stanley z. trooskin department of surgery, rutgers-robert wood johnson medical school, new brunswick, new jersey, usa

conclusions: the potent effect of corticosteroids in the rapid improvement of respiratory compromise associated with thyroid lymphoma represents an important clinical finding. this opens the possibility for the favorable response to corticosteroid therapy to be regarded as a possible preliminary diagnostic tool for thyroid lymphoma in acute respiratory distress patients in the absence of trache...

Journal: :emergency journal 0
mahmoud yousefifard department of physiology , school of medicine, tehran university of medical sciences masoud baikpour department of medicine, school of medicine, tehran university of medical sciences, tehran, iran parisa ghelichkhani department of intensive care nursing, school of nursing and midwifery, tehran university of medical sciences, tehran, iran hadi asady department of occupational health engineering, faculty of public health, tehran university of medical sciences, tehran, iran kavous shahsavari nia road traffic injury research center, tabriz university of medical sciences, tabriz, iran ali moghadas jafari department of emergency medicine, bushehr university of medical sciences, bushehr, iran

introduction: the role of ultrasonography in detection of pleural effusion has long been a subject of interest but controversial results have been reported. accordingly, this study aims to conduct a systematic review of the available literature on diagnostic value of ultrasonography and radiography in detection of pleural effusion through a meta-analytic approach. methods: an extended search wa...

Journal: :emergency journal 0
vafa rahimi-movaghar sina trauma and surgery research center, tehran university medical sciences, tehran, iran mahmoud yousefifard physiologist, physiology department, school of medicine, tehran university of medical sciences parisa ghelichkhani department of intensive care nursing, school of nursing and midwifery, tehran university of medical sciences, tehran, iran masoud baikpour department of medicine, school of medicine, tehran university of medical sciences, tehran, iran abbas tafakhori 1. department of neurology, school of medicine, imam khomeini hospital, tehran university of medical sciences, tehran, iran. 2. iranian center of neurological research, tehran university of medical sciences, tehran, iran. hadi asady department of occupational health engineering, faculty of public health, tehran university of medical sciences, tehran, iran

introduction: hemothorax is one of the most prevalent injuries caused by thoracic traumas. early detection and treatment of this injury is of utmost importance in prognosis of the patient, but there are still controversial debates on the diagnostic value of imaging techniques in detection of hemothorax. therefore, the present study aimed to evaluate the diagnostic value of chest ultrasonography...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه الزهراء - دانشکده ادبیات، زبانهای خارجی و تاریخ 1389

recent years have witnessed an increased attention to form focused instruction and consciousness raising activities (ellis, 2002; doughty & williams, 1998) on the one hand and extensive and meaningful exposure to the target language (klapper & rees, 2003; day & bamford, 1998) on the other. due to significance attributed to above mentioned issues by scholars, this study attempted to bridge them ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده ادبیات و زبانهای خارجی 1391

abstract lexical knowledge of complex english words is an important part of language skills and crucial for fluent language use (nation, 2001). the present study, thus, was an attempt to assess the role of morphological decomposition awareness as a vocabulary learning strategy on learners’ productive and receptive recall and recognition of complex english words. so 90 sophomores (female and ma...

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

language learning courseware has been receiving growing attention by english educators since its advent. a variety of softwares have been designed by software designers and resorted to by language educators to supplement language textbooks. this experimental study investigated how the application of computerized version of language textbooks and the reception of the entire course through comput...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سمنان - دانشکده علوم انسانی 1392

the present study is an attempt to investigate the potential impact of inspirational quotes on improving english abstract vocabulary recall. to achieve this goal, a multiple choice language proficiency test of 60 items including vocabulary and grammar component was administered to a sample of 63 second-semester male and female students whose age ranged between 17 to 22 and they were studying en...

پایان نامه :وزارت علوم، تحقیقات و فناوری - پژوهشگاه مواد و انرژی - پژوهشکده سرامیک 1392

thermal barrier coatings (tbcs) are used to provide thermal insulation to the hot section components of gas turbines in order to enhance the operating temperature and turbine efficiency. hot corrosion and thermal shocks are the main destructive factors in tbcs which comes as a result of oxygen and molten salt diffusion into the coating. in this thesis atmospheric plasma spraying was used to dep...

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