Neuropsychologia最新文献

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Audiovisual speech asynchrony asymmetrically modulates neural binding 视听语音不同步会不对称地调节神经结合。
IF 2.6 3区 心理学
Neuropsychologia Pub Date : 2024-03-20 DOI: 10.1016/j.neuropsychologia.2024.108866
Marc Sato
{"title":"Audiovisual speech asynchrony asymmetrically modulates neural binding","authors":"Marc Sato","doi":"10.1016/j.neuropsychologia.2024.108866","DOIUrl":"10.1016/j.neuropsychologia.2024.108866","url":null,"abstract":"<div><p>Previous psychophysical and neurophysiological studies in young healthy adults have provided evidence that audiovisual speech integration occurs with a large degree of temporal tolerance around true simultaneity. To further determine whether audiovisual speech asynchrony modulates auditory cortical processing and neural binding in young healthy adults, N1/P2 auditory evoked responses were compared using an additive model during a syllable categorization task, without or with an audiovisual asynchrony ranging from 240 ms visual lead to 240 ms auditory lead. Consistent with previous psychophysical findings, the observed results converge in favor of an asymmetric temporal integration window. Three main findings were observed: 1) predictive temporal and phonetic cues from pre-phonatory visual movements before the acoustic onset appeared essential for neural binding to occur, 2) audiovisual synchrony, with visual pre-phonatory movements predictive of the onset of the acoustic signal, was a prerequisite for N1 latency facilitation, and 3) P2 amplitude suppression and latency facilitation occurred even when visual pre-phonatory movements were not predictive of the acoustic onset but the syllable to come. Taken together, these findings help further clarify how audiovisual speech integration partly operates through two stages of visually-based temporal and phonetic predictions.</p></div>","PeriodicalId":19279,"journal":{"name":"Neuropsychologia","volume":null,"pages":null},"PeriodicalIF":2.6,"publicationDate":"2024-03-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140189989","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Delving into the relationship between regular physical exercise and cardiac interoception in two cross-sectional studies 在两项横断面研究中深入探讨定期体育锻炼与心脏互感之间的关系。
IF 2.6 3区 心理学
Neuropsychologia Pub Date : 2024-03-20 DOI: 10.1016/j.neuropsychologia.2024.108867
Adrián E. Yoris , Luis F. Cira , Antonio Luque-Casado , Caterina Salvotti , Ana Tajadura-Jiménez , Chiara Avancini , Juan Antonio Zarza-Rebollo , Daniel Sanabria , Pandelis Perakakis
{"title":"Delving into the relationship between regular physical exercise and cardiac interoception in two cross-sectional studies","authors":"Adrián E. Yoris ,&nbsp;Luis F. Cira ,&nbsp;Antonio Luque-Casado ,&nbsp;Caterina Salvotti ,&nbsp;Ana Tajadura-Jiménez ,&nbsp;Chiara Avancini ,&nbsp;Juan Antonio Zarza-Rebollo ,&nbsp;Daniel Sanabria ,&nbsp;Pandelis Perakakis","doi":"10.1016/j.neuropsychologia.2024.108867","DOIUrl":"10.1016/j.neuropsychologia.2024.108867","url":null,"abstract":"<div><p>Cardiac interoception, the ability to sense and process cardiac afferent signals, has been shown to improve after a single session of acute physical exercise. However, it remains unclear whether repetitive engagement in physical exercise over time leads to long-term changes in cardiac interoceptive accuracy. It is also unknown whether those changes affect the neural activity associated with the processing of afferent cardiac signals, assessed by the heart-evoked potential (HEP). In this study, we aimed to investigate this hypothesis through two cross-sectional studies, categorizing participants as active or inactive based on physical fitness (Study I; N = 45) or self-reported physical activity levels (Study II; N = 60). Interoception was assessed at rest using the HEP (Studies I and II), the Heartbeat Counting task (Study II), and the Rubber Hand Illusion (RHI) (Study II). Study I showed strong evidence of better cardiovascular fitness in the active group than in the inactive group as well as robust between-group differences in electrocardiogram (ECG) recordings. Study 2 replicated the clear differences in ECG as a function of regular physical activity. Those results were expected due to clear differences in physical activity habits. In contrast, our analysis revealed no robust differences between groups across cardiac interoception tasks and the RHI, although the direct relevance of these measures to interoception remains under investigation. In sum, our results do not provide convincing evidence to support a strong version of the notion that regular physical exercise is associated with an enhanced in cardiac interoception.</p></div>","PeriodicalId":19279,"journal":{"name":"Neuropsychologia","volume":null,"pages":null},"PeriodicalIF":2.6,"publicationDate":"2024-03-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140189990","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Peering into the future: Eye movements predict neural repetition effects during episodic simulation 窥视未来:眼动可预测情节模拟过程中的神经重复效应
IF 2.6 3区 心理学
Neuropsychologia Pub Date : 2024-03-18 DOI: 10.1016/j.neuropsychologia.2024.108852
Roni Setton , Jordana S. Wynn , Daniel L. Schacter
{"title":"Peering into the future: Eye movements predict neural repetition effects during episodic simulation","authors":"Roni Setton ,&nbsp;Jordana S. Wynn ,&nbsp;Daniel L. Schacter","doi":"10.1016/j.neuropsychologia.2024.108852","DOIUrl":"10.1016/j.neuropsychologia.2024.108852","url":null,"abstract":"<div><p>Imagining future scenarios involves recombining different elements of past experiences into a coherent event, a process broadly supported by the brain's default network. Prior work suggests that distinct brain regions may contribute to the inclusion of different simulation features. Here we examine how activity in these brain regions relates to the vividness of future simulations. Thirty-four healthy young adults imagined future events with familiar people and locations in a two-part study involving a repetition suppression paradigm. First, participants imagined events while their eyes were tracked during a behavioral session. Immediately after, participants imagined events during MRI scanning. The events to be imagined were manipulated such that some were identical to those imagined in the behavioral session while others involved new locations, new people, or both. In this way, we could examine how self-report ratings and eye movements predict brain activity during simulation along with specific simulation features. Vividness ratings were negatively correlated with eye movements, in contrast to an often-observed positive relationship with past recollection. Moreover, fewer eye movements predicted greater involvement of the hippocampus during simulation, an effect specific to location features. Our findings suggest that eye movements may facilitate scene construction for future thinking, lending support to frameworks that spatial information forms the foundation of episodic simulation.</p></div>","PeriodicalId":19279,"journal":{"name":"Neuropsychologia","volume":null,"pages":null},"PeriodicalIF":2.6,"publicationDate":"2024-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140147770","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Corrigendum to “The role of posterior parietal cortex and medial prefrontal cortex in distraction and mind-wandering” [Neuropsychologia 188 (2023) 108639] 顶叶后皮层和内侧前额叶皮层在分心和思维游离中的作用》[《神经心理学》188 (2023) 108639]更正
IF 2.6 3区 心理学
Neuropsychologia Pub Date : 2024-03-15 DOI: 10.1016/j.neuropsychologia.2024.108851
Giacometti Giordani L , Crisafulli A , Cantarella G , Avenanti A , Ciaramelli E
{"title":"Corrigendum to “The role of posterior parietal cortex and medial prefrontal cortex in distraction and mind-wandering” [Neuropsychologia 188 (2023) 108639]","authors":"Giacometti Giordani L ,&nbsp;Crisafulli A ,&nbsp;Cantarella G ,&nbsp;Avenanti A ,&nbsp;Ciaramelli E","doi":"10.1016/j.neuropsychologia.2024.108851","DOIUrl":"https://doi.org/10.1016/j.neuropsychologia.2024.108851","url":null,"abstract":"","PeriodicalId":19279,"journal":{"name":"Neuropsychologia","volume":null,"pages":null},"PeriodicalIF":2.6,"publicationDate":"2024-03-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S0028393224000666/pdfft?md5=2f0494be779d8f2a4d54776fd5eb2d18&pid=1-s2.0-S0028393224000666-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140138789","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Selective cortical adaptations associated with neural efficiency in visuospatial tasks – the comparison of electroencephalographic profiles of expert and novice artists 选择性皮层适应与视觉空间任务中的神经效率有关--比较专家和新手艺术家的脑电特征。
IF 2.6 3区 心理学
Neuropsychologia Pub Date : 2024-03-15 DOI: 10.1016/j.neuropsychologia.2024.108854
Jazmin M. Morrone , Charles R. Pedlar
{"title":"Selective cortical adaptations associated with neural efficiency in visuospatial tasks – the comparison of electroencephalographic profiles of expert and novice artists","authors":"Jazmin M. Morrone ,&nbsp;Charles R. Pedlar","doi":"10.1016/j.neuropsychologia.2024.108854","DOIUrl":"10.1016/j.neuropsychologia.2024.108854","url":null,"abstract":"<div><p>Visuospatial cognition encapsulates an individual's ability to efficiently navigate and make sense of the multimodal cues from their surroundings, and therefore has been linked to expert performance across multiple domains, including sports, performing arts, and highly skilled tasks, such as drawing (Morrone and Minini, 2023). As neural efficiency posits a task-specific functional reorganization facilitated by long-term training, the present study employs a visuospatial construction task as a means of investigating the neurophysiological adaptations associated with expert visuospatial cognitive performance. Electroencephalogram (EEG) data acquisitions were used to evaluate the event-related changes (ER%) and statistical topographic maps of nine expert versus nine novice artists. The expert artists displayed overall higher global ER% compared to the novices within task-active intervals. Significant increases in relative ER% were found in the theta (<em>t</em> (10) = 3.528, <em>p</em> = 0.003, CI = [27.3,120.9]), lower-alpha (<em>t</em> (10) = 3.751, <em>p</em> = 0.002, CI = [28.2,110.5]), upper-alpha (<em>t</em> (10) = 3.829, <em>p</em> = 0.002, CI = [50.2,189.8]), and low beta (<em>t</em> (10) = 4.342, <em>p</em> &lt; 0.001, CI = [37.0,114.9]) frequency bands, when comparing the experts to the novice participants. These results were particularly found in the frontal (<em>t</em> (14) = 2.014<em>, p =</em> 0.032, CI = [7.7,245.4]) and occipital (<em>t</em> (14) = 2.647, <em>p =</em> 0.010, CI = [45.0,429.7]) regions. Further, a significant decrease in alpha ER% from lower to upper activity (<em>t</em> (8) = 4.475, <em>p</em> = 0.001, CI = [21.0, 65.8]) was found across cortical regions in the novice group. Notably, greater deviation between lower and upper-alpha activity was found across scalp locations in the novice group, compared to the experts. Overall, the findings demonstrate potential local and global EEG-based indices of selective cortical adaptations within a task requiring a high degree of visuospatial cognition, although further work is needed to replicate these findings across other domains.</p></div>","PeriodicalId":19279,"journal":{"name":"Neuropsychologia","volume":null,"pages":null},"PeriodicalIF":2.6,"publicationDate":"2024-03-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S0028393224000691/pdfft?md5=de48ba795b11b928d977a7d14bf3f9e2&pid=1-s2.0-S0028393224000691-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140143923","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Perception, action, and the body model 感知、行动和身体模型。
IF 2.6 3区 心理学
Neuropsychologia Pub Date : 2024-03-13 DOI: 10.1016/j.neuropsychologia.2024.108853
Lara A. Coelho , Claudia L.R. Gonzalez
{"title":"Perception, action, and the body model","authors":"Lara A. Coelho ,&nbsp;Claudia L.R. Gonzalez","doi":"10.1016/j.neuropsychologia.2024.108853","DOIUrl":"10.1016/j.neuropsychologia.2024.108853","url":null,"abstract":"<div><p>In 1992, Goodale and Milner proposed to study the visual system based on function, thus dissociating vision for perception (ventral stream) and vision for action (dorsal stream). This became known as the Perception and Action model (PAM). Following the PAM in the visual system, a somatosensory PAM was proposed including a body representation for perception and a separate for action. This review explores the body model of the hand and how it relates to the PAM. The body model refers to the internal representation of the body that is responsible for position sense. Previous research has shown that the representation of the hand features systematic distortions: an overestimation of hand width and an underestimation of finger length. These distortions have been reported using different paradigms, different body parts, and in various settings. Thus, body model distortions appear to be a characteristic of human body representation. If the body model of the hand is distorted, how can actions like reaching and grasping be accurate? We review evidence that body model distortions may in fact provide a functional benefit to our actions, that cortical maps in the somatosensory and motor cortices reflect these distortions, and that actions rely on a distorted body model. We argue that the body model is a product of both the ventral and dorsal somatosensory streams. Further, we suggest that the body model is an example of the inextricable link between the two streams.</p></div>","PeriodicalId":19279,"journal":{"name":"Neuropsychologia","volume":null,"pages":null},"PeriodicalIF":2.6,"publicationDate":"2024-03-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140137053","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Cognitive strengths in neurodevelopmental disorders, conditions and differences: A critical review 神经发育障碍、条件和差异中的认知能力:重要综述
IF 2.6 3区 心理学
Neuropsychologia Pub Date : 2024-03-10 DOI: 10.1016/j.neuropsychologia.2024.108850
Katherine J. Maw , Geoff Beattie , Edwin J. Burns
{"title":"Cognitive strengths in neurodevelopmental disorders, conditions and differences: A critical review","authors":"Katherine J. Maw ,&nbsp;Geoff Beattie ,&nbsp;Edwin J. Burns","doi":"10.1016/j.neuropsychologia.2024.108850","DOIUrl":"10.1016/j.neuropsychologia.2024.108850","url":null,"abstract":"<div><p>Neurodevelopmental disorders are traditionally characterised by a range of associated cognitive impairments in, for example, sensory processing, facial recognition, visual imagery, attention, and coordination. In this critical review, we propose a major reframing, highlighting the variety of unique cognitive strengths that people with neurodevelopmental differences can exhibit. These include enhanced visual perception, strong spatial, auditory, and semantic memory, superior empathy and theory of mind, along with higher levels of divergent thinking. Whilst we acknowledge the heterogeneity of cognitive profiles in neurodevelopmental conditions, we present a more encouraging and affirmative perspective of these groups, contrasting with the predominant, deficit-based position prevalent throughout both cognitive and neuropsychological research. In addition, we provide a theoretical basis and rationale for these cognitive strengths, arguing for the critical role of hereditability, behavioural adaptation, neuronal-recycling, and we draw on psychopharmacological and social explanations. We present a table of potential strengths across conditions and invite researchers to systematically investigate these in their future work. This should help reduce the stigma around neurodiversity, instead promoting greater social inclusion and significant societal benefits.</p></div>","PeriodicalId":19279,"journal":{"name":"Neuropsychologia","volume":null,"pages":null},"PeriodicalIF":2.6,"publicationDate":"2024-03-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140076908","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Dysfunctional feedback processing in male methamphetamine abusers: Evidence from neurophysiological and computational approaches 男性甲基苯丙胺滥用者的反馈处理功能障碍:来自神经生理学和计算方法的证据。
IF 2.6 3区 心理学
Neuropsychologia Pub Date : 2024-03-08 DOI: 10.1016/j.neuropsychologia.2024.108847
Sadegh Ghaderi, Jamal Amani Rad, Mohammad Hemami, Reza Khosrowabadi
{"title":"Dysfunctional feedback processing in male methamphetamine abusers: Evidence from neurophysiological and computational approaches","authors":"Sadegh Ghaderi,&nbsp;Jamal Amani Rad,&nbsp;Mohammad Hemami,&nbsp;Reza Khosrowabadi","doi":"10.1016/j.neuropsychologia.2024.108847","DOIUrl":"10.1016/j.neuropsychologia.2024.108847","url":null,"abstract":"<div><p>Methamphetamine use disorder (MUD) as a major public health risk is associated with dysfunctional neural feedback processing. Although dysfunctional feedback processing in people who are substance dependent has been explored in several behavioral, computational, and electrocortical studies, this mechanism in MUDs requires to be well understood. Furthermore, the current understanding of latent components of their behavior such as learning speed and exploration-exploitation dilemma is still limited. In addition, the association between the latent cognitive components and the related neural mechanisms also needs to be explored. Therefore, in this study, the underlying neurocognitive mechanisms of feedback processing of such impairment, and age/gender-matched healthy controls are evaluated within a probabilistic learning task with rewards and punishments. Mathematical modeling results based on the Q-learning paradigm suggested that MUDs show less sensitivity in distinguishing optimal options. Additionally, it may be worth noting that MUDs exhibited a slight decrease in their ability to learn from negative feedback compared to healthy controls. Also through the lens of underlying neural mechanisms, MUDs showed lower theta power at the medial-frontal areas while responding to negative feedback. However, other EEG measures of reinforcement learning including feedback-related negativity, parietal-P300, and activity flow from the medial frontal to lateral prefrontal regions, remained intact in MUDs. On the other hand, the elimination of the linkage between value sensitivity and medial-frontal theta activity in MUDs was observed. The observed dysfunction could be due to the adverse effects of methamphetamine on the cortico-striatal dopamine circuit, which is reflected in the anterior cingulate cortex activity as the most likely region responsible for efficient behavior adjustment. These findings could help us to pave the way toward tailored therapeutic approaches.</p></div>","PeriodicalId":19279,"journal":{"name":"Neuropsychologia","volume":null,"pages":null},"PeriodicalIF":2.6,"publicationDate":"2024-03-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140068609","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Understanding of referential dependencies in Huntington’s disease 了解亨廷顿氏病的指代依赖性。
IF 2.6 3区 心理学
Neuropsychologia Pub Date : 2024-03-05 DOI: 10.1016/j.neuropsychologia.2024.108845
Antonia Tovar , Scott James Perry , Esteban Muñoz , Celia Painous , Pilar Santacruz , Jesús Ruiz-Idiago , Celia Mareca , Wolfram Hinzen
{"title":"Understanding of referential dependencies in Huntington’s disease","authors":"Antonia Tovar ,&nbsp;Scott James Perry ,&nbsp;Esteban Muñoz ,&nbsp;Celia Painous ,&nbsp;Pilar Santacruz ,&nbsp;Jesús Ruiz-Idiago ,&nbsp;Celia Mareca ,&nbsp;Wolfram Hinzen","doi":"10.1016/j.neuropsychologia.2024.108845","DOIUrl":"10.1016/j.neuropsychologia.2024.108845","url":null,"abstract":"","PeriodicalId":19279,"journal":{"name":"Neuropsychologia","volume":null,"pages":null},"PeriodicalIF":2.6,"publicationDate":"2024-03-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S0028393224000605/pdfft?md5=6fbe024d8a17749090471cdec76d425f&pid=1-s2.0-S0028393224000605-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140050043","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The line bisection bias as a deficit of proportional reasoning − evidence from number line estimation in neglect 作为比例推理缺陷的折线偏差--忽视数线估算的证据。
IF 2.6 3区 心理学
Neuropsychologia Pub Date : 2024-03-01 DOI: 10.1016/j.neuropsychologia.2024.108848
S. Smaczny , E. Klein , S. Jung , K. Moeller , H.-O. Karnath
{"title":"The line bisection bias as a deficit of proportional reasoning − evidence from number line estimation in neglect","authors":"S. Smaczny ,&nbsp;E. Klein ,&nbsp;S. Jung ,&nbsp;K. Moeller ,&nbsp;H.-O. Karnath","doi":"10.1016/j.neuropsychologia.2024.108848","DOIUrl":"10.1016/j.neuropsychologia.2024.108848","url":null,"abstract":"<div><p>This study aimed to investigate whether neurological patients presenting with a bias in line bisection show specific problems in bisecting a line into two equal parts or their line bisection bias rather reflects a special case of a deficit in <em>proportional reasoning</em> more generally. In the latter case, the bias should also be observed for segmentations into thirds or quarters. To address this question, six neglect patients with a line bisection bias were administered additional tasks involving horizontal lines (e.g., segmentation into thirds and quarters, number line estimation, etc.). Their performance was compared to five neglect patients without a line bisection bias, 10 patients with right hemispheric lesions without neglect, and 32 healthy controls. Most interestingly, results indicated that neglect patients with a line bisection bias also overestimated segments on the left of the line (e.g., one third, one quarter) when dissecting lines into parts smaller than halves. In contrast, such segmentation biases were more nuanced when the required line segmentation was framed as a number line estimation task with either fractions or whole numbers. Taken together, this suggests a generalization of line bisection bias towards a segmentation or proportional processing bias, which is congruent with attentional weighting accounts of line bisection/neglect. As such, patients with a line bisection bias do not seem to have specific problems bisecting a line, but seem to suffer from a more general deficit processing proportions.</p></div>","PeriodicalId":19279,"journal":{"name":"Neuropsychologia","volume":null,"pages":null},"PeriodicalIF":2.6,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S0028393224000630/pdfft?md5=370ff2ad52bbf5ab09a21c82232890cc&pid=1-s2.0-S0028393224000630-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140022228","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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