abstract：:Researchers have suggested that the right hemisphere is superior at processing emotional facial expressions because it contains stored perceptual 'templates' of facial expressions. We tested each hemisphere of a split-brain patient on two tasks involving emotional facial expressions. Both hemispheres performed equally...

journal_title：Neuropsychologia

authors： Stone VE,Nisenson L,Eliassen JC,Gazzaniga MS

更新日期：1996-01-01 00:00:00

abstract：:Rasmussen and Milner [N.Y.Acad. Sci. Vol. 299, pp. 355-379, 1977] published data on late-lesioned (after age 6) epileptic patients who had suffered left hemisphere lesions. They estimated that left hemisphere dominance occurred in 96% of dextrals and 70% of sinistrals. These figures have been regarded as valid estimat...

journal_title：Neuropsychologia

authors： McKeever WF,Seitz KS,Krutsch AJ,Van Eys PL

更新日期：1995-12-01 00:00:00

abstract：:Image generation is the process by which long-term memory knowledge of the visual appearance of objects or scenes is used to create a short-term, percept-like image. In this article I will review recent neuropsychological evidence relevant to two questions about image generation: First, is there a distinct component o...

journal_title：Neuropsychologia

authors： Farah MJ

更新日期：1995-11-01 00:00:00

abstract：:Free recall, use of organizational strategies, and interference effects were assessed in patients with frontal lobe lesions and control subjects. In three experiments, patients with frontal lobe lesions exhibited impaired free recall and reduced use of organizational strategies in tests of memory. Reduced use of strat...

journal_title：Neuropsychologia

authors： Gershberg FB,Shimamura AP

更新日期：1995-10-01 00:00:00

abstract：:While consciousness has not been a major concern of most AI researchers, some theorists have tried to explore how computational models might explain consciousness. I explore how far computational models might go in explaining consciousness, focusing on three aspects of conscious mental states: their intrinsic intentio...

journal_title：Neuropsychologia

authors： Bechtel W

更新日期：1995-09-01 00:00:00

abstract：:Hemisphere specialization for language was studied in 10 children with expressive developmental dysphasia (DD) (mean age 10 years 4 months) submitted to a dichotic listening task (in a word free-recall task and forced-attention task) and a finger tapping/vocalization dual-task paradigm. A nonsense shape dichaptic task...

journal_title：Neuropsychologia

authors： Duvelleroy-Hommet C,Gillet P,Billard C,Loisel ML,Barthez MA,Santini JJ,Autret A

更新日期：1995-07-01 00:00:00

abstract：:This is a prospective neuropsychological study on face processing in Alzheimer's disease (AD). The aim was to assess the prevalence and the nature of face processing disorders in AD, and at investigating possible inter-test dissociations within the framework of currently used face processing models. A standardized fou...

journal_title：Neuropsychologia

authors： Della Sala S,Muggia S,Spinnler H,Zuffi M

更新日期：1995-06-01 00:00:00

abstract：:The Stroop is a classical paradigm that presumably involves the inhibition of automatic responses and is frequently used to assess the frontal lobe functions. We investigated the effect of discrete prefrontal lesions in a Stroop task. A sample of 32 patients with frontal lesions were matched with normal controls by se...

journal_title：Neuropsychologia

authors： Vendrell P,Junqué C,Pujol J,Jurado MA,Molet J,Grafman J

更新日期：1995-03-01 00:00:00

abstract：:The hypothesis of prefrontal dysfunction in psychopathy has been pursued for many years, without convincing results. It is proposed here that this approach in previous studies was far too global. The present investigation was carried out in order to test a more specific hypothesis of orbitofrontal and/or frontal ventr...

journal_title：Neuropsychologia

authors： Lapierre D,Braun CM,Hodgins S

更新日期：1995-02-01 00:00:00

abstract：:Thirty left-ear advantaged (LEA) and 30 right-ear advantaged (REA) right-handed subjects performed tactile line bisection (TLB) in left and right spatial fields, and at midline. REA subjects were found to perform significantly better in the right spatial field than in the left and LEA subjects significantly better in ...

journal_title：Neuropsychologia

authors： Brodie EE,Pettigrew LE

更新日期：1995-01-01 00:00:00

abstract：:In vivo occipital asymmetry (OA) measurements have been used to infer functional asymmetries such as language dominance. We investigated the degree of correlation between OA measurements derived by the same rater from different scans of the same subject. We used magnetic resonance (MR) and computerized axial tomograph...

journal_title：Neuropsychologia

authors： Chu CC,Tranel D,Damasio H

更新日期：1994-12-01 00:00:00

abstract：:How far can proprioception contribute to time keeping? To answer this question, a deafferented patient and neurologically normal subjects produced 1- or 5-sec durations in a sustained (continuous finger press) or discrete (two successive finger taps) manner, with and without Knowledge of Results. The findings were tha...

journal_title：Neuropsychologia

authors： Fleury M,Macar F,Bard C,Teasdale N,Paillard J,Lamarre Y,Forget R

更新日期：1994-11-01 00:00:00

abstract：:The present study was aimed at testing internally and externally-controlled mechanisms of covert orienting in patients with visuo-spatial neglect. Internally-controlled orienting was tested by presenting central informative cues. Externally-controlled orienting was tested by presenting peripheral non-informative cues....

journal_title：Neuropsychologia

authors： Làdavas E,Carletti M,Gori G

更新日期：1994-10-01 00:00:00

abstract：:Using stimuli with ambiguous figure-ground relationships, Ricci and Blundo (1990, Neuropsychologia 28, 1163-1173) demonstrated that patients with frontal-lobe lesions are impaired at shifting perspective. No significant difference between right frontal and left frontal groups was found. To investigate this phenomenon ...

journal_title：Neuropsychologia

authors： Meenan JP,Miller LA

更新日期：1994-09-01 00:00:00

abstract：:The effect of unilateral temporal- or frontal-lobe lesions on the capacity of short-term memory for a single pattern was explored; this measure has been designated pattern span. Pattern span was assessed under different delays and with and without distraction. Both the passage of time and presence of distraction decre...

journal_title：Neuropsychologia

authors： Pigott S,Milner B

更新日期：1994-08-01 00:00:00

abstract：:Although substantive understanding of brain dysfunction in autism remains meager, clinical evidence as well as animal brain research on the effects of early damage to selective brain system have now yielded enough knowledge that some provisional hypotheses concerning the etiology of autism can be generated. Basically,...

journal_title：Neuropsychologia

authors： Bachevalier J

更新日期：1994-06-01 00:00:00

abstract：:Two rhesus monkeys with transection of the forebrain commissures were trained on two grating orientation-discrimination tasks. In one task, the simultaneous orientation identification task, monkeys had to decide which of two simultaneously presented gratings was horizontal. In the other task, the temporal same-differe...

journal_title：Neuropsychologia

authors： Vogels R,Saunders RC,Orban GA

更新日期：1994-04-01 00:00:00

abstract：:A precision grip task was used to test two patients with acute unilateral cerebellar lesions due to a stroke and to compare performance of the affected and the unaffected hand. The results show, that grip force development is slowed and coordination of grip and lift force impaired by the lesion. Changes in shape and p...

journal_title：Neuropsychologia

authors： Müller F,Dichgans J

更新日期：1994-02-01 00:00:00

abstract：:A patient with unilateral visual neglect indicated whether a dot was or was not present in a display. When present, the dot appeared equally often in the left and right visual fields. Although he typically denied having seen dots in his left visual field, he was able to make this judgment much more quickly than when n...

journal_title：Neuropsychologia

authors： Mijović-Prelec D,Shin LM,Chabris CF,Kosslyn SM

更新日期：1994-02-01 00:00:00

abstract：:In a dual task experiment, subjects were instructed to perform a single finger tapping task whilst either, concurrently memorizing words appearing randomly on a screen in front of them, or concurrently memorizing the positions of the words. Analysis of percentage change scores revealed a significant tapping hand by ta...

journal_title：Neuropsychologia

authors： Towell N,Burton A,Burton E

更新日期：1994-01-01 00:00:00

abstract：:Severe left visual neglect has previously been shown to reduce when left hand movements in left hemispace were performed simultaneously to a series of cancellation tasks (Robertson and North, Neuropsychologia 30, 553-563, 1992). The present study demonstrates in two separate cases that this advantage associated with l...

journal_title：Neuropsychologia

authors： Robertson IH,North NT

更新日期：1994-01-01 00:00:00

abstract：:Verbal and visual memory performances were evaluated in 60 epileptic children and 60 normal control subjects with Signoret's Memory Battery scale. Eighteen patients had idiopathic generalized epilepsy and 42 had partial epilepsy, mostly of the temporal (n = 28) and frontal (n = 10) lobes. Memory scores were statistica...

journal_title：Neuropsychologia

authors： Jambaqué I,Dellatolas G,Dulac O,Ponsot G,Signoret JL

更新日期：1993-12-01 00:00:00

abstract：:The effects of optokinetic stimulation on position sense disorders were investigated in a series of 30 patients with unilateral vascular lesions (10 right brain-damaged patients with visuospatial hemineglect, 10 right brain-damaged patients without visuo-spatial hemineglect, 10 left brain-damaged patients), and 10 con...

journal_title：Neuropsychologia

authors： Vallar G,Antonucci G,Guariglia C,Pizzamiglio L

更新日期：1993-11-01 00:00:00

abstract：:In an earlier study by Parkinson et al. (J. Neurosci. 8, 4159-4167, 1988), hippocampectomized monkeys were found to be impaired on a task in which they were required to remember the spatial positions of trial-unique objects overlying two of the wells in a three-well test tray. There were two types of trial in the task...

journal_title：Neuropsychologia

authors： Angeli SJ,Murray EA,Mishkin M

更新日期：1993-10-01 00:00:00

abstract：:Studies of Parkinson's disease (PD) have shown impaired temporal ordering but interpretation may be confounded by task requirements and the effects of medication. We examined item recognition and recency discrimination in PD in relation to treatment and performance on other tests. Patients showed increased response la...

journal_title：Neuropsychologia

authors： Cooper JA,Sagar HJ,Sullivan EV

更新日期：1993-09-01 00:00:00

abstract：:A Famous Faces Test designed to assess face recognition, spontaneous naming, verbal identification of un-named faces, and cued naming using semantic and phonetic cues was administered to 22 patients with dementia of Alzheimer type (DAT) and 25 matched controls. The DAT patients were significantly impaired in all test ...

journal_title：Neuropsychologia

authors： Hodges JR,Salmon DP,Butters N

更新日期：1993-08-01 00:00:00

abstract：:Three experiments, and a replication of each, investigated the nonconscious prerecognition visual processing given left visual field (LVF) and right visual field (RVF) letter inputs. Each input was a vertically arrayed pair of letters in which three variables were manipulated: (1) the same letter twice vs one each of ...

journal_title：Neuropsychologia

authors： Avant LL,Thieman AA,Miller GW

更新日期：1993-07-01 00:00:00

abstract：:By means of the Edinburgh Handedness Inventory the patterns of handedness were studied in 16,590 applicant students to several professional courses in a Brazilian university. The distributions of the laterality quotient (LQ) were different for male and female students, with more left-handers found among the males. The...

journal_title：Neuropsychologia

authors： Cosenza RM,Mingoti SA

更新日期：1993-05-01 00:00:00

abstract：:This experiment investigated dynamic gender-related differences in perceptual asymmetry (PA) in a dichotic task. Twenty right-handed males and 20 right-handed females performed a 200 trial directed attention dichotic listening task using consonant-vowel-consonant nonsense syllables. Men showed a greater right-ear adva...

journal_title：Neuropsychologia

authors： Munro P,Govier E

更新日期：1993-04-01 00:00:00

abstract：:Normal dextrals performed tactilo-kinesthetic bisection tasks in a median position, at three directions of gaze: 30 degrees to the left, 30 degrees to the right, 0 degree. Instead of pseudoneglect phenomenon, a deviation of the subjective middle to the side opposite to the direction of gaze and hand use was found, whi...

journal_title：Neuropsychologia

authors： Chokron S,Imbert M

更新日期：1993-03-01 00:00:00

abstract：:Right hemisphere lesions are known to impair, in many cases, visual recognition and visuospatial orientation. We report here on the compensatory strategies used by a patient whose posterior part of the right hemisphere was either destroyed or visually deafferented. She presented a slight appreceptive agnosia, memory d...

journal_title：Neuropsychologia

authors： Clarke S,Assal G,de Tribolet N

更新日期：1993-02-01 00:00:00

abstract：:Monkeys' spontaneous behaviors in cancelling a variety of visual and somatosensory stimuli were measured before, and acutely after, unilateral periarcuate (N = 16) and inferior parietal (n = 14) cortical removals. Postoperative behavior was analyzed for both severity of change from the preoperative baseline, and for t...

journal_title：Neuropsychologia

authors： Deuel RK,Farrar CA

更新日期：1993-01-01 00:00:00

abstract：:We investigated six patients with progressive focal dementia or progressive aphasia, who showed impairments in knowledge of word meaning ranging from moderate to very severe. In all cases, a test of oral word reading demonstrated preserved reading of words with regular spelling-to-sound correspondences (e.g. MINT), bu...

journal_title：Neuropsychologia

authors： Patterson K,Hodges JR

更新日期：1992-12-01 00:00:00

abstract：:Three experiments are reported that use a number of lateralized tasks believed to draw on processes localized to the temporal, occipital or frontal lobes. Oblique factor analyses of the resultant asymmetries indicate the existence of nine lateralized functions, characterized as auditory lexical, facial figural, facial...

journal_title：Neuropsychologia

authors： Boles DB

更新日期：1992-11-01 00:00:00

abstract：:Three experiments were designed to determine the effects of cognitive and emotional questions on subjective ratings, lateral eye movement (LEM) incidence and LEM direction. Although the cognitive content of questions affected subjective ratings and the incidence of LEMs, emotional content had an effect only on subject...

journal_title：Neuropsychologia

authors： MacDonald BH,Hiscock M

更新日期：1992-08-01 00:00:00

abstract：:Thirteen patients with intractable complex partial seizures of left temporal lobe origin were tested for verbal memory performance under the conditions of full and reduced anticonvulsant medication. As suggested by previous investigations memory performance improved significantly with the reduction of anticonvulsants....

journal_title：Neuropsychologia

authors： Durwen HF,Hufnagel A,Elger CE

更新日期：1992-07-01 00:00:00

abstract：:Using regional cerebral blood flow (rCBF) imaging, two populations having high and low imagery abilities were compared at rest and while performing two cognitive tasks: silent verb conjugation and mental imagery. The imagery task produced an rCBF increase in the left visual association and left frontal cortices in bot...

journal_title：Neuropsychologia

authors： Charlot V,Tzourio N,Zilbovicius M,Mazoyer B,Denis M

更新日期：1992-06-01 00:00:00

abstract：:Multivariate techniques have used data from hand preference questionnaires to group hand preference items, but no attempt has been made to date to use multivariate analyses to group individuals in terms of handedness groups. This study analyzed the responses of 645 subjects on the Waterloo 60-item handedness questionn...

journal_title：Neuropsychologia

authors： Peters M,Murphy K

更新日期：1992-04-01 00:00:00

abstract：:Warrington and Shallice (Brain 103, 99-112, 1980) proposed that letter-by-letter readers can no longer access the visual word-form system, and read by using the spelling system 'in reverse'. Contrary to their suggestion, this paper presents the case of a letter-by-letter reader who appears to use quite different strat...

journal_title：Neuropsychologia

authors： Hanley JR,Kay J

更新日期：1992-03-01 00:00:00

abstract：:A 30-year-old right-handed man had right motor neglect, amnesia, aphasia and loss of drive following bilateral thalamic and subthalamic infarctions. Serial resting cerebral blood flow (CBF) measurements with either Xenon 133 inhalation or positron emission tomography at 1, 8 and 10 months post-onset showed a widesprea...

journal_title：Neuropsychologia

authors： de la Sayette V,Le Doze F,Bouvard G,Morin I,Eustache F,Fiorelli M,Viader F,Morin P

更新日期：1992-02-01 00:00:00