purpose: the cognitive domains are assessed by cognitive tests and these assessments are different between man and woman in every test, this study assessed brain function by cognitive domains among men and women. methods : a cross-sectional study was done on a sample of 15 to 75 years old of 80 female and 80 male. all participants did neuro-cognitive computer battery (nccb) after training and c...

cognitive impairment may be a common even at the onset of multiple sclerosis (ms). in this case-control study, we tried to find out the probable relationship between homocysteine levels and cerebral atrophy or cognitive impairment in patients with multiple sclerosis. one hundred fifty six patients who had ms according to mcdonald diagnostic criteria were included in this study. patients’ age, g...

background several lines of evidence suggest that early sensory stimulation and regular family visiting programs are potential nursing interventions to improve the outcomes of head injured comatose patients. however, little is known about the impacts of family involvement in providing sensory stimulation. objectives to determine the effects of a sensory stimulation program conducted by nurses a...

catecholamine is a group of neurotransmitters that is believed to be responsible for the normal function of animal brain. physiological and behavioral changes of human body have been reported due to the damage of the brain function following lead exposure. due to the assumption of lead disposal in brain tissue with two year for its half-life, which results in alteration of brain function, we in...

Catecholamine is a group of neurotransmitters that is believed to be responsible for the normal function of animal brain. Physiological and behavioral changes of human body have been reported due to the damage of the brain function following lead exposure. Due to the assumption of lead disposal in brain tissue with two year for its half-life, which results in alteration of brain function, we in...

Catecholamine is a group of neurotransmitters that is believed to be responsible for the normal function of animal brain. Physiological and behavioral changes of human body have been reported due to the damage of the brain function following lead exposure. Due to the assumption of lead disposal in brain tissue with two year for its half-life, which results in alteration of brain function, we in...

objectives: stroke is the leading cause of long-term disability. hand motor impairment resulting from chronic stroke may have extensive physical, psychological, financial, and social implications despite available rehabilitative treatments. the best time to start treatment for stroke, is in sub-acute period. repetitive transcranial magnetic stimulation (rtms) is a method of stimulating and augme...

in the 1960s, discovery of pleasure system (defined as reward system) in the brain that may underlie drug reward and addiction encouraged many scientists to investigate the mechanisms by which drug abuse affects central nervous system function. in this regard, investigators developed several drugs targeting the brain reward system for drug dependence therapy. however, no positive results obtain...