abstract：:Patients diagnosed as having mild or moderate primary degenerative dementia of the Alzheimer's type (PDDAT), and normal elderly subjects were tested for spatial order and a spatial recognition memory. Results for spatial order memory indicated that compared to normal elderly subjects, patients with mild PDDAT showed a...

journal_title：Neuropsychologia

authors： Adelstein TB,Kesner RP,Strassberg DS

更新日期：1992-01-01 00:00:00

abstract：:In this paper we report findings which question the diagnosis of a hemianopia in B.Q., a 66-year-old lady who shows unilateral spatial neglect following a lesion to the right parietal lobe. The presence of a hemianopia has been indicated following two independent assessments of B.Q.'s visual fields. We examined B.Q.'s...

journal_title：Neuropsychologia

authors： Walker R,Findlay JM,Young AW,Welch J

更新日期：1991-01-01 00:00:00

abstract：:A series of computerized mazes were masked during presentation allowing only partial view of their structure. Patients suffering from acute or chronic unilateral frontal (medial, lateral) or retrorolandic (temporal, parietal) lesions and non-brain-damaged controls were required to pass through the mazes repeatedly, un...

journal_title：Neuropsychologia

authors： Karnath HO,Wallesch CW,Zimmermann P

更新日期：1991-01-01 00:00:00

abstract：:The main aim of the present study was to clarify whether different types of grasping may affect the transport component of prehension movements. To this purpose two experiments were carried out. In the first experiment the kinematics of arm movements (transport and manipulation components) were studied in eight normal...

journal_title：Neuropsychologia

authors： Gentilucci M,Castiello U,Corradini ML,Scarpa M,Umiltà C,Rizzolatti G

更新日期：1991-01-01 00:00:00

abstract：:A number of studies have reported correlations between subjects' asymmetry scores on left and right hemisphere specialized tasks. In this paper we report the results of meta-analyses performed on these correlations. Results showed positive correlations between subjects' asymmetry scores on left and right hemisphere sp...

journal_title：Neuropsychologia

authors： Kim H,Levine SC

更新日期：1991-01-01 00:00:00

abstract：:Memory impairment was demonstrated in a sample of 46 children and adolescents with brain tumors. The overall distribution of memory scores was skewed positively; over half of the total number of test measures were in the lowest quarter of the score distribution; and more than three-quarters of the individual subjects ...

journal_title：Neuropsychologia

authors： Dennis M,Spiegler BJ,Hoffman HJ,Hendrick EB,Humphreys RP,Becker LE

更新日期：1991-01-01 00:00:00

abstract：:Laterality researchers have frequently neglected to control for possible attentional components of perceptual asymmetries. Attention was manipulated in a dichotic listening paradigm by presenting a pre-exposural tone cue to the ear from which the subject was required to report. The time period between the onset of the...

journal_title：Neuropsychologia

authors： Mondor TA,Bryden MP

更新日期：1991-01-01 00:00:00

abstract：:Fifty-three patients with unilateral temporal- or right frontal-lobe excision and 12 normal control (NC) subjects read words, sentences and stories presented at slow, normal or fast reading rates. No group differences were noted for the number of errors committed when reading single words or sentences. The left tempor...

journal_title：Neuropsychologia

authors： Frisk V,Milner B

更新日期：1991-01-01 00:00:00

abstract：:In two experiments, normal subjects named briefly presented pictures of objects that were shown either to the left or to the right of fixation. The net effects attributable to hemifield were negligible: naming RTs were 12 msec lower for pictures shown in the left visual field but error rates were slightly lower, by 0....

journal_title：Neuropsychologia

authors： Biederman I,Cooper EE

更新日期：1991-01-01 00:00:00

abstract：:The recent development of noninvasive methods for measuring local rates of energy metabolism or blood flow in the brain has made it possible to investigate functional neuroanatomy in healthy human subjects. The best of these methods, high resolution measurement of regional cerebral blood flow (rCBF) with positron emis...

journal_title：Neuropsychologia

authors： Haxby JV,Grady CL,Ungerleider LG,Horwitz B

更新日期：1991-01-01 00:00:00

abstract：:Previous research suggests that contralesional limb activation may reduce the degree of visual neglect shown by hemi-inattentive subjects. The present study examines whether minimal assisted-left-limb activation (pressing a response key with the hemiplegic hand, aided by the ipsilesional hand) resulted in lowered resp...

journal_title：Neuropsychologia

authors： Robertson I

更新日期：1991-01-01 00:00:00

abstract：:This study investigated the types of verbal errors produced by aphasic patients following phonemic and semantic cueing. Twenty-eight aphasic patients--10 Broca's, 10 Wernicke's and 8 conduction aphasics--served as subjects. Semantic and phonemic cues were administered on object and action confrontation-naming tasks. W...

journal_title：Neuropsychologia

authors： Li EC,Williams SE

更新日期：1991-01-01 00:00:00

abstract：:Fifty adult subjects were shown an emotionally positive film either in their left or right hemisphere by means of a technique for lateralizing visual input that allows prolonged viewing while permitting free ocular scanning. It was found that the cerebral hemispheres markedly differ in their capability to regulate blo...

journal_title：Neuropsychologia

authors： Wittling W

更新日期：1990-01-01 00:00:00

abstract：:ERPs were recorded from 19 scalp electrodes while 48 subjects (24 females) performed visual recognition tasks for recurring verbal items and recurring abstract figures. Reaction times were longer in the figures than verbal task; the latencies of the ERP components (P2, N4, P3, P4) were also longer for the figures. A n...

journal_title：Neuropsychologia

authors： Taylor MJ,Smith ML,Iron KS

更新日期：1990-01-01 00:00:00

abstract：:Appreciation of metaphoric and nonmetaphoric alternative word meanings was assessed in 19 aphasic, left (LHD) and 15 non-aphasic, right (RHD) hemisphere brain-damaged stroke patients. With the one exception in the aphasic group, all patients were male. In an unspeeded sorting task, subjects responded on the basis of l...

journal_title：Neuropsychologia

authors： Brownell HH,Simpson TL,Bihrle AM,Potter HH,Gardner H

更新日期：1990-01-01 00:00:00

abstract：:A computerized maze task was constructed that allowed only partial vision of the maze structure and produced measurements for separate analysis of cognitive processes described as impaired in Parkinson's disease. Eighteen patients suffering from mild Parkinson's disease and 18 individually matched normal controls were...

journal_title：Neuropsychologia

authors： Wallesch CW,Karnath HO,Papagno C,Zimmermann P,Deuschl G,Lücking CH

更新日期：1990-01-01 00:00:00

abstract：:Prosopagnosia is clinically defined as a specific and extreme inability to recognize familiar faces. However, doubts have been expressed concerning prosopagnosics' preserved ability to recognize unfamiliar faces and to make other within category discriminations. The present study pursues these doubts. If recognition o...

journal_title：Neuropsychologia

authors： Davidoff J,Landis T

更新日期：1990-01-01 00:00:00

abstract：:Covert orientation of attention was studied in a group of patients with idiopathic Parkinson's disease and compared to a matched control group using a cued reaction time task which measured disengagement, covert movement and engagement of attention. Parkinson patients had an increased response latency and disengaged f...

journal_title：Neuropsychologia

authors： Wright MJ,Burns RJ,Geffen GM,Geffen LB

更新日期：1990-01-01 00:00:00

abstract：:This study examined the contributions made by peripheral and central vision to reaching and grasping. A specially designed contact lens system was used to restrict information to the peripheral retina. Modified goggles were used to restrict information to the central retina. A WATSMART motion analysis system was used ...

journal_title：Neuropsychologia

authors： Sivak B,MacKenzie CL

更新日期：1990-01-01 00:00:00

abstract：:The throwing performance of 104 right-handers, and 96 left-handers with inconsistent and consistent hand preferences, as classified by the procedure used by Ponton (Neuropsychologia 25, 305-311, 1987), was examined. Left-handers with inconsistent hand preference write with the left, tap faster with the left, and perfo...

journal_title：Neuropsychologia

authors： Peters M

更新日期：1990-01-01 00:00:00

abstract：:With respect to what frames of reference, or spatial coordinate systems, is attention allocated to locations in space? We posed this question about the spatial attention system that has been damaged in neglect patients, distinguishing among three possible types of spatial reference frame: viewer-centered, according to...

journal_title：Neuropsychologia

authors： Farah MJ,Brunn JL,Wong AB,Wallace MA,Carpenter PA

更新日期：1990-01-01 00:00:00

abstract：:Two right-handed patients with infarction involving the forebrain commissural fibres produced irregular but rapid repetitive movements with their left hands while producing normal movements with their right hands as well as having normal oral expression. The abnormality was more conspicuous when producing slow tapping...

journal_title：Neuropsychologia

authors： Kashiwagi A,Kashiwagi T,Nishikawa T,Okuda J

更新日期：1989-01-01 00:00:00

abstract：:Two factors, family handedness and college major, were investigated in order to identify the characteristics of women likely to excel on a mental rotation task. It was found that those likely to have the necessary combination of genetic potential and spatial experiences were right-handed women with nonright-handed rel...

journal_title：Neuropsychologia

authors： Casey MB,Brabeck MM

更新日期：1989-01-01 00:00:00

abstract：:Patients with left hemisphere lesions deep in parietal or parietal-occipital regions close to the lateral ventricles have been reported to have impaired performance on left ear speech stimuli in dichotic listening tests. This loss has been termed "paradoxical" because it presents at the ear ipsilateral to the lesion. ...

journal_title：Neuropsychologia

authors： Sidtis JJ,Sadler AE,Nass RD

更新日期：1989-01-01 00:00:00

abstract：:Left- and right-hand responses were studied in a patient who had undergone complete corpus callosotomy to examine selective hemispheric processing employing free-field stimuli. Tests of verbal and visual spatial processing were presented, and multiple choice performances were obtained using both left and right hands. ...

journal_title：Neuropsychologia

authors： Loring DW,Meador KJ,Lee GP

更新日期：1989-01-01 00:00:00

abstract：:The accuracy, reaction and movement time of pointing movements to visual targets were examined in children aged 3-13 yr with infantile hemiplegia and compared to those of comparably aged normal children. Hemiplegic children pointed with the "good" hand (i.e. ipsilateral to the lesion). Half the normal children used th...

journal_title：Neuropsychologia

authors： Brown JV,Schumacher U,Rohlmann A,Ettlinger G,Schmidt RC,Skreczek W

更新日期：1989-01-01 00:00:00

abstract：:The processing of hierarchical stimuli was examined in patients with lesions in the temporal-parietal junction. In separate blocks of trials, subjects were instructed to identify the letter at the local or the global level of a hierarchical stimulus. Consistent with previous findings, reaction times for controls were ...

journal_title：Neuropsychologia

authors： Lamb MR,Robertson LC,Knight RT

更新日期：1989-01-01 00:00:00

abstract：:To evaluate the possible differences in memory dysfunction we analysed the episodic and semantic memory of patients with Alzheimer's disease (AD) and Parkinson's disease (PD) with dementia, and age-matched normal controls (NC). The memory was examined with story recall tests, list learning test with Buschke selective ...

journal_title：Neuropsychologia

authors： Helkala EL,Laulumaa V,Soininen H,Riekkinen PJ

更新日期：1989-01-01 00:00:00

abstract：:Event-related brain potentials (ERPs) were recorded while subjects determined whether two sequentially presented famous faces depicted individuals belonging to the same or to different occupational categories. During the 1.56 sec interval between the onset of the faces, ERPs recorded from right hemisphere electrodes w...

journal_title：Neuropsychologia

authors： Barrett SE,Rugg MD

更新日期：1989-01-01 00:00:00

abstract：:It is known that reaction time (RT) for the detection of a light target at extrafoveal locations is lengthened by a previous non-informative light cue at the same location. We describe an additional inhibitory effect from cues remote from the target but occurring within the same lateral or altitudinal visual hemifield...

journal_title：Neuropsychologia

authors： Berlucchi G,Tassinari G,Marzi CA,Di Stefano M

更新日期：1989-01-01 00:00:00

abstract：:An embedded figures task was used to investigate hemispheric specialization for visual parsing. Error data from 40 normal right-handed males revealed a right-hemisphere advantage for parsing governed by the Gestalt laws of organization. In contrast, for parsing that violated those laws, subjects who could perform such...

journal_title：Neuropsychologia

authors： Van Kleeck MH,Kosslyn SM

更新日期：1989-01-01 00:00:00

abstract：:A new test to detect unilateral neglect was devised using a modified version of the Wundt-Jastrow area illusion. The test was given to three groups of subjects: left brain damaged (LBD), right brain damaged (RBD) patients and controls. Of RBD patients, 40.4% but no LBD patient or control, showed responses inconsistent...

journal_title：Neuropsychologia

authors： Massironi M,Antonucci G,Pizzamiglio L,Vitale MV,Zoccolotti P

更新日期：1988-01-01 00:00:00

abstract：:The present study assessed global stereopsis as measured by random dot stereograms (RDS). Single stimuli were presented in order of increasing binocular correlation (40-100%) making it progressively easier to perceive the figures in depth, and then the same set of stimuli was presented in reverse order. The subjects t...

journal_title：Neuropsychologia

authors： Ptito A,Zatorre RJ

更新日期：1988-01-01 00:00:00

abstract：:This report bears on the behavior of 188 unilateral stroke subjects when administered an aphasia screening test comprising a short interview as well as naming, repetition, word-picture matching and sentence-picture matching tasks. All subjects were unilingual lusophone adult (40 yr of age or older) right-handers. Furt...

journal_title：Neuropsychologia

authors： Lecours AR,Mehler J,Parente MA,Beltrami MC,Canossa de Tolipan L,Cary L,Castro MJ,Carrono V,Chagastelles L,Dehaut F

更新日期：1988-01-01 00:00:00

abstract：:The direction of gaze shifts following verbal and spatial questions was recorded by direct observation in two separate sessions in 80 right-handed Ss. Ocular events were stable over the sessions, and some Ss were classified reliably as lateral, vertical or bidirectional eye movers. No effect for type of question was f...

journal_title：Neuropsychologia

authors： De Gennaro L,Violani C

更新日期：1988-01-01 00:00:00

abstract：:The direct access model of hemispheric asymmetry was tested in a letter reflection (normal of reflected) judgement task. In the baseline condition letters were presented in their upright orientation, and reaction times were faster to letters presented in the right visual field than to those presented in the left visua...

journal_title：Neuropsychologia

authors： Robertson LC,Lamb MR

更新日期：1988-01-01 00:00:00

abstract：:Determinants of inter- and intrahemispheric organization following left focal injury were examined with data deriving from four different studies that used three different assessment methods (amobarbital, temporal lobectomy, dichotic listening). With regard to interhemispheric reorganization, the results revealed that...

journal_title：Neuropsychologia

authors： Satz P,Strauss E,Wada J,Orsini DL

更新日期：1988-01-01 00:00:00

abstract：:In Experiment 1 children (Kinder, 4-5 yr; Prep, 5-6 yr; Grade 1, 6-7 yr; Grade 2, 7-8 yr) bisected horizontal lines placed to the left, right or across the midline. The youngest groups displayed symmetrical neglect, erring to the left with the left hand and to the right with the right, the adult pattern of leftwards e...

journal_title：Neuropsychologia

authors： Bradshaw JL,Spataro JA,Harris M,Nettleton NC,Bradshaw J

更新日期：1988-01-01 00:00:00

abstract：:The present study reports on the degree of similarity in regional cerebral glucose metabolism in seven sets of female identical twins. All scans were done with subjects at rest. Glucose metabolism was measured with positron emission tomography (PET). Significant intraclass correlations were found for the orbital and p...

journal_title：Neuropsychologia

authors： Clark CM,Klonoff H,Tyhurst JS,Ruth T,Adam M,Rogers J,Harrop R,Martin W,Pate B

更新日期：1988-01-01 00:00:00

abstract：:The ability to identify common odors using the University of Pennsylvania Smell Identification Test was investigated in 120 patients with a focal surgical brain lesion and 20 normal control subjects. Results showed significant impairment after right or left temporal lobectomy, right or left frontal lobectomy, and righ...

journal_title：Neuropsychologia

authors： Jones-Gotman M,Zatorre RJ

更新日期：1988-01-01 00:00:00