abstract：:Executive and memory dysfunctions are among the most frequently reported deficits following a ruptured aneurysm of the anterior communicating artery (ACoA). In order to study the impact of the dysexecutive syndrome on episodic and semantic memory, the data obtained from 59 ACoA patients were examined retrospectively. ...

journal_title：Brain and cognition

authors： Simard S,Rouleau I,Brosseau J,Laframboise M,Bojanowsky M

更新日期：2003-11-01 00:00:00

abstract：:We presented a proposed neural level mechanism for the integration of cognitive and affective information during covert decision making. The central idea is that the ventromedial prefrontal cortex establishes predicted outcomes of responses through its connections with the amygdala, and that this information is passed...

journal_title：Brain and cognition

authors： Wagar BM,Thagard P

更新日期：2003-11-01 00:00:00

abstract：:This study examined the possibility that lack of behavioral evidence indicating hemispheric specialization for selective attention in healthy individuals is due to the use of tasks that are not sufficiently demanding to require selective attention. In a group of 43 participants (ages 17-23), we compared selective atte...

journal_title：Brain and cognition

authors： Evert DL,McGlinchey-Berroth R,Verfaellie M,Milberg WP

更新日期：2003-10-01 00:00:00

abstract：:This study investigated age and responding-hand (left, right, and bimanual) related changes in visuospatial attention. Two tasks were completed by 107 neurologically normal right-handed subjects ranging in age from 5 to 70 years and distributed across four age groups. Task-specific differences between groups were appa...

journal_title：Brain and cognition

authors： Failla CV,Sheppard DM,Bradshaw JL

更新日期：2003-08-01 00:00:00

abstract：:Earlier studies suggest that interhemispheric processing increases the processing power of the brain in cognitively complex tasks as it allows the brain to divide the processing load between the hemispheres. We report two experiments suggesting that this finding does not generalize to word-picture pairs: they are proc...

journal_title：Brain and cognition

authors： Koivisto M,Revonsuo A

更新日期：2003-07-01 00:00:00

abstract：:To compare mental rotation and mental size transformation, 128-channel EEG was recorded while subjects performed both tasks using random two-dimensional shapes as stimuli. Behavioural results showed significant linear effects of both size transformation and mental rotation on reaction times. Rotation ERPs showed exper...

journal_title：Brain and cognition

authors： Muthukumaraswamy SD,Johnson BW,Hamm JP

更新日期：2003-07-01 00:00:00

abstract：:This article highlights four issues about the neurobiology of emotions: adaptation vs. dysfunction, peripheral and central representations of emotion, the regulation of the internal milieu, and whether emotions are cognitive. It is argued that the emotions evolved to play diverse adaptive roles and are biologically vi...

journal_title：Brain and cognition

authors： Schulkin J,Thompson BL,Rosen JB

更新日期：2003-06-01 00:00:00

abstract：:How does the brain cause positive affective reactions to sensory pleasure? An answer to pleasure causation requires knowing not only which brain systems are activated by pleasant stimuli, but also which systems actually cause their positive affective properties. This paper focuses on brain causation of behavioral posi...

journal_title：Brain and cognition

authors： Berridge KC

更新日期：2003-06-01 00:00:00

abstract：CONTEXT:People affected by schizophrenia show deficits in social interaction (Cramer, Bowen, & O'Neill, 1992); such a deficit may stem from an alteration in the representation of mental states. OBJECT:In this study we have examined 42 people affected by schizophrenia, diagnosed according to DSM-IV criteria, by testing...

journal_title：Brain and cognition

authors： Mazza M,De Risio A,Tozzini C,Roncone R,Casacchia M

更新日期：2003-04-01 00:00:00

abstract：:A brain model is proposed which describes its structural organization and the related functions as compartments organized in time and space. On a molecular level the negative feedback loops of clock-controlled genes are interpreted as compartments. This spatio-temporal operational principle may also work on the cellul...

journal_title：Brain and cognition

authors： Mitterauer B,Kopp K

更新日期：2003-04-01 00:00:00

abstract：:In later editions of his two major works, Isaac Newton proposed an electrical hypothesis of nervous transmission. According to this hypothesis, an electrical aether permeates the nerve and transmits vibrations along it. This implies that the nerve is a communication line, and potentially, an extension of the mind. The...

journal_title：Brain and cognition

authors： Wallace W

更新日期：2003-02-01 00:00:00

abstract：:Neuroimaging in pediatrics is accompanied by all the ethical dilemmas associated with neuroimaging in adults, magnified significantly. The defining characteristics of childhood make working ethically with the population particularly problematic. Children have not developed the rational capabilities necessary to make i...

journal_title：Brain and cognition

authors： Hinton VJ

更新日期：2002-12-01 00:00:00

abstract：:Declines in verbal fluency are consistently reported in patients with Parkinson's disease (PD) after pallidal surgery. In the present study, the clustering and switching components of semantic or category fluency (oral naming of items obtainable in supermarkets) were examined at baseline and four months after unilater...

journal_title：Brain and cognition

authors： Tröster AI,Woods SP,Fields JA,Hanisch C,Beatty WW

更新日期：2002-11-01 00:00:00

abstract：:The purpose of the present study was to address the issue of laterality of familiar face recognition. Seventy-two participants judged familiar faces presented laterally or centrally for their "faceness," familiarity, occupation, and name (which represent four stages of familiar face processing) using one of three resp...

journal_title：Brain and cognition

authors： Kampf M,Nachson I,Babkoff H

更新日期：2002-10-01 00:00:00

abstract：:Twelve subjects with Down syndrome underwent polysomnographic studies during night sleep and performed the Mini-Mental state test and the Raven Progressive Matrices (RPM), sets A, B, and B(1). Sleep-disordered breathing (SDB) deficits were observed in Down syndrome individuals and their Mini-Mental and RPM scores were...

journal_title：Brain and cognition

authors： Andreou G,Galanopoulou C,Gourgoulianis K,Karapetsas A,Molyvdas P

更新日期：2002-10-01 00:00:00

abstract：:Older adults, like patients with dorsolateral frontal lobe lesions, have been shown to be progressively susceptible to errors of perseveration in the Wisconsin Card Sorting Test (WCST). This deficit may result from several types of endogenous adaptive control abilities. First, to enable behavioral modifications in res...

journal_title：Brain and cognition

authors： Ridderinkhof KR,Span MM,van der Molen MW

更新日期：2002-08-01 00:00:00

abstract：:We studied aspects of clock cognition that might underlie the sensitivity of the CDT in screening for dementia of the Alzheimer type (DAT). Two groups, 15 patients with mild-moderate DAT and 15 controls, were assessed with the CDT and specially designed tests of clock-related cognition. Patients were impaired on the C...

journal_title：Brain and cognition

authors： Saling MM,Maccuspie-Moore CM,Anderson VA,Chiu E

更新日期：2002-07-01 00:00:00

abstract：:Prospective memory (PM) refers to the timely execution of a previously formed intention. PM deficits are one of the earliest measurable deficits in Alzheimer's disease (AD; Huppert & Beardsall, 1993) and yet, there has been little systematic research devoted to identifying ways in which these deficits can be compensat...

journal_title：Brain and cognition

authors： Kixmiller JS

更新日期：2002-07-01 00:00:00

abstract：:The relation between left-right and upper-lower visual field (VF) asymmetries was examined for face matching, letter naming, and lexical decision. Stimuli were flashed in the VF quadrants. Face matching resulted in a lower left and upper right VF advantage. Letter-naming resulted in a distinct upper-right VF advantage...

journal_title：Brain and cognition

authors： Hagenbeek RE,Van Strien JW

更新日期：2002-06-01 00:00:00

abstract：:Visual abilities in deaf individuals may be altered as a result of auditory deprivation and/or because the deaf rely heavily on a sign language (American Sign Language, or ASL). In this study, we asked whether attentional abilities of deaf subjects are altered. Using a direction of motion discrimination task in the pe...

journal_title：Brain and cognition

authors： Bosworth RG,Dobkins KR

更新日期：2002-06-01 00:00:00

abstract：:There have been consistent findings of hemispheric asymmetry in global/local processing, in both neurological patients and the neurologically normal. However, with one exception, these studies have used purely linguistic stimuli (letters made up of letters). The present study investigates lateral asymmetry for process...

journal_title：Brain and cognition

authors： Bedson E,Turnbull OH

更新日期：2002-03-01 00:00:00

abstract：:The processing of lexical ambiguity in context was investigated in eight individuals with schizophrenia and a matched control group. Participants made speeded lexical decisions on the third word in auditory word triplets representing concordant (coin-bank-money), discordant (river-bank-money), neutral (day-bank-money)...

journal_title：Brain and cognition

authors： Copland D,Chenery H,Savage G,McGrath J

更新日期：2002-03-01 00:00:00

abstract：:Two descriptive and two narrative texts were constructed. The basic forms of each type of text comprised 27 micropropositions, while the detailed forms incorporated an additional 24 micropropositions. Forty DAT patients and 14 control subjects were asked to read and recall the 4 texts and the total number of microprop...

journal_title：Brain and cognition

authors： Gély-Nargeot MC,Ska B,Touchon J

更新日期：2002-03-01 00:00:00

abstract：:Some attempts to explain category-specific disorders have stressed how different modality knowledge bases (i.e., visual knowledge vs motoric/functional knowledge) may underlie the distinction between living and nonliving things. This study examined 60 normal subjects for the relationship between picture naming in four...

journal_title：Brain and cognition

authors： Laws KR

更新日期：2002-03-01 00:00:00

abstract：:Response time studies of acquired language disorders are plagued by tremendous variability in patients' response times. In this brief report we demonstrate how variability itself may provide informative data. Lexical decision response times, generated by nine patients, illustrate how within-patient variability may est...

journal_title：Brain and cognition

authors： Moreno MA,Buchanan L,Van Orden GC

更新日期：2002-03-01 00:00:00

abstract：:To help resolve the issue of whether developmental dyslexia (DD) is related to central auditory processing deficits or to language-specific processing deficits, we had nine dyslectic and nine nondyslectic right-handed undergraduate students perform linguistic (Experiment 1: phoneme identification) and nonlinguistic (E...

journal_title：Brain and cognition

authors： Sapir S,Maimon T,Eviatar Z

更新日期：2002-03-01 00:00:00

abstract：:V. S. Ramachandran (1998) has suggested that the right hemisphere, which tends to be specialized for the analysis of global-level information, serves as an anomaly detector. Its role is to judge whether a given percept is possible and whether there are elements of that percept that seem incongruent with the other elem...

journal_title：Brain and cognition

authors： Smith SD,Tays WJ,Dixon MJ,Bulman-Fleming MB

更新日期：2002-03-01 00:00:00

abstract：:This article takes an information processing perspective to review current understanding of brain mechanisms of human voluntary timing. Theoretical accounts of timing of the production of isochronous tapping and rhythms and of bimanual responding repetitive responding are reviewed. The mapping of higher level temporal...

journal_title：Brain and cognition

authors： Wing AM

更新日期：2002-02-01 00:00:00

abstract：:There are a number of structural constraints on the coordination of the two hands. Understanding bimanual coordination involves not only identification of these constraints but also how they can be overcome or modulated. The performance of polyrhythms has been used to examine these issues. In this article the constrai...

journal_title：Brain and cognition

authors： Summers J

更新日期：2002-02-01 00:00:00

abstract：:The present study aimed to examine the construct validity of three aspects of attention, namely focused, divided, and supervisory control of attention. Factor-analytic techniques were applied to scores of healthy subjects on a series of neuropsychological tests tapping these aspects of attention. The two components fo...

journal_title：Brain and cognition

authors： Spikman JM,Kiers HA,Deelman BG,van Zomeren AH

更新日期：2001-12-01 00:00:00

abstract：:The prevailing concept in modern neuroscience is that neuron networks play a dominant role in the functioning of the nervous system, whereas the role of individual neurons is rather insignificant. This concept suggests that "individuality" of single neurons is primarily determined by their place in a network rather th...

journal_title：Brain and cognition

authors： Arshavsky YI

更新日期：2001-08-01 00:00:00

abstract：:Previous research has indicated that there is an increased incidence of left-handedness in samples of depressed individuals. We administered the Beck Depression Inventory (BDI) to a sample of 541 undergraduate students. Left-handed males showed significant elevation of BDI scores. It is unlikely that this result is du...

journal_title：Brain and cognition

authors： Elias LJ,Saucier DM,Guylee MJ

更新日期：2001-06-01 00:00:00

abstract：:The model of apraxia proposed by Roy (1996) states that three patterns of apraxia should be observed across pantomime and imitation conditions. In the present analysis the frequency and severity of each pattern of apraxia were examined in a consecutive sample of left-(LHD) and right-hemisphere-damaged (RHD) patients d...

journal_title：Brain and cognition

authors： Heath M,Roy EA,Westwood D,Black SE

更新日期：2001-06-01 00:00:00

abstract：:We report a case study of a 48 year-old patient, J.O., who was tested 20 years after the removal of a tumor in the left temporal-parietal region. This surgery and subsequent radiation resulted in right side paralysis and numerous language problems. Tests of J.O.'s single word reading abilities indicate that she could ...

journal_title：Brain and cognition

authors： McEwen S,Westbury C,Buchanan L,Libben G

更新日期：2001-06-01 00:00:00

abstract：:In human communication and mate selection the appearance of health sends signals regarding biological fitness. We compared the appearance of health in the sides of the face to previous results on left-right facial asymmetry in the appearance of beauty (1). The stimuli were created by aligning the left and right sides ...

journal_title：Brain and cognition

authors： Reis VA,Zaidel DW

更新日期：2001-06-01 00:00:00

abstract：:Electronic journal (e-journal) publishing has started to change the ways we think about publishing. However, many scholars and scientists in the mind and brain sciences are still ignorant of the new possibilities and ongoing debates. This paper will provide a summary of the issues involved, give an update of the curre...

journal_title：Brain and cognition

authors： Stemmer B,Corre M,Joanette Y

更新日期：2001-06-01 00:00:00

abstract：:The double-dependency hypothesis (DDH, Mauner et al., 1993) holds that where two dependencies of a certain kind are present, comprehension in Broca's aphasia will be random, but that where there is only one dependency, comprehension will be intact. We tested this hypothesis by examining the performance of Broca's apha...

journal_title：Brain and cognition

authors： Beretta A,Campbell C

更新日期：2001-06-01 00:00:00

abstract：:Previous research has demonstrated that the language of older adults leads to denser representations in a high dimensional model of memory than does the language of younger adults (Conley & Burgess, in press), and thus that density in the model (HAL or the hyperspace analogue to language) may constitute a useful metri...

journal_title：Brain and cognition

authors： Conley P,Burgess C,Glosser G

更新日期：2001-06-01 00:00:00

abstract：:Thirteen nondemented patients with Parkinson's disease (PD) were compared with age-matched controls on two standard tests of implicit learning. A verbal version of the Serial Reaction Time (SRT) task was used to assess sequence learning and an artificial grammar (AG) task assessed perceptual learning. It was predicted...

journal_title：Brain and cognition

authors： Smith J,Siegert RJ,McDowall J,Abernethy D

更新日期：2001-04-01 00:00:00

abstract：:We examined a categorical dissociation hypothesis of category-specific agnosia using hierarchical regression to predict the naming responses of three agnosia patients while controlling a wide variety of perceptual and conceptual between-category differences. The living-nonliving distinction remained a significant pred...

journal_title：Brain and cognition

authors： Takarae Y,Levin DT

更新日期：2001-03-01 00:00:00