visual memory is an important cognitive ability, which has been studied in individuals with autism spectrum disorders (asds). in such studies meaningful shapes were used more frequently. since meaningless shapes provide a better assessment of short term visual memory, in this study we used them to evaluate visual memory in children and adolescents with asds compared to the normal group.four vis...

the human prefrontal cortex differs from all other mammals: the seat of complex cognition, abstract thinking, planning and future forecasting, and behavioral inhibition. using our prefrontal cortex is a significant energy drain on the body, so despite its impressive capabilities, it’s daily capacity is limited. some researchers estimate a mere 2-3 hours per day of activity depletes the prefront...

objectives: the purpose of this research was to explore the possible differences in the working memory of monolingual (persian) and bilingual  (persian-baluchi) children. we wanted to examine if there is a statistically significant relationship between working memory and bilingualism. methods: four working memory (wm) tests, assessing three wm components, were administered to 140 second grade s...

patients and methods the study was performed on 40 tbi patients referred to the shahid beheshti hospital of kashan city and 40 normal controls in kashan. traumatic brain injured patients and normal controls were selected by convenience sampling. two groups filled out the demographic sheet, cognitive failures questionnaire (cfq) and meta-cognitions questionnaire 30 (mcq-30). the data were analyz...

Introduction: Estrogen is one of the gonadal hormones that has multiple beneficial actions in central nervous system and involves in learning and memory. Alzheimer's disease (AD) is a progressive neurodegenerative disorder that impairs patient memory. The human nucleus basalis of Meynert (nBM) is severely affected in Alzheimer's disease. So in this study the effect of peripheral (intramuscul...

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objective: the present study was hypothesized to investigate the beneficial effects of fresh, aged, and cooked garlic extracts on blood glucose and memory of diabetic rats induced by streptozocine (stz). material and methods: diabetes was induced by an intraperitoneal injection of stz (60 mg/kg body weight). an oral dose of 1000 mg/kg of each garlic extract was given daily for 4 weeks after dia...

Background: Previous researches have provided contradictory results about on working memory performance after the coronary artery bypass graft (CABG). In addition, studies have focused on the elderly community. For this reason and with regard to the importance and direct effects of working memory on the quality of life human. This study was designed to compare working memory of young CABG patie...