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Yajing Pang Qian Cui Xujun Duan Heng Chen Ling Zeng Zhiqiang Zhang Guangming Lu Huafu Chen 《Journal of Neuropsychology》2017,11(3):347-361
Personality dimension extraversion describes individual differences in social behaviour and socio‐emotional functioning. The intrinsic functional connectivity patterns of the brain are reportedly associated with extraversion. However, whether or not extraversion is associated with functional hubs warrants clarification. Functional hubs are involved in the rapid integration of neural processing, and their dysfunction contributes to the development of neuropsychiatric disorders. In this study, we employed the functional connectivity density (FCD) method for the first time to distinguish the energy‐efficient hubs associated with extraversion. The resting‐state functional magnetic resonance imaging data of 71 healthy subjects were used in the analysis. Short‐range FCD was positively correlated with extraversion in the left cuneus, revealing a link between the local functional activity of this region and extraversion in risk‐taking. Long‐range FCD was negatively correlated with extraversion in the right superior frontal gyrus and the inferior frontal gyrus. Seed‐based resting‐state functional connectivity (RSFC) analyses revealed that a decreased long‐range FCD in individuals with high extraversion scores showed a low long‐range functional connectivity pattern between the medial and dorsolateral prefrontal cortex, middle temporal gyrus, and anterior cingulate cortex. This result suggests that decreased RSFC patterns are responsible for self‐esteem, self‐evaluation, and inhibitory behaviour system that account for the modulation and shaping of extraversion. Overall, our results emphasize specific brain hubs, and reveal long‐range functional connections in relation to extraversion, thereby providing a neurobiological basis of extraversion. 相似文献
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This study compared prototype and rote instruction of English names for Chinese visual characters. In the prototype condition, participants were taught the meaning of the prototype that served as the distinctive feature of multicomponent characters. In the rote condition, participants traced the character and wrote its translation. Participants learned more rapidly and maintained more words in the prototype condition. 相似文献
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2004年8月3日《北京晚报》第11版刊登了记者周明杰、王蔷采写的一篇报道"算命先生'算计'了谁"。文章以风水先生登上北大讲坛为例,揭露了迷信愚昧活动至今在社会上还十分猖獗,文章分析了算命一类迷信愚昧活动产生的原因,指出了那些算命先生搞算命活动的根本目的是"为了骗 相似文献
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Posttraumatic stress symptoms in Chinese rural children and adolescents were examined after the May 2008 Wenchuan earthquake. Analysis showed that three factors were identified, namely, avoidance, intrusion, and arousal, resembling those in the studies with Western samples. Gender differences in posttraumatic stress symptoms were not significant. Moderate negative correlation coefficients between posttraumatic stress symptom scores and mental health scores were found, indicating that the more severe the posttraumatic stress symptoms, the worse the person's mental health. 相似文献
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Weiping Hu Baojun Wu Xiaojuan Jia Xinfa Yi Chunyan Duan Winter Meyer James C. Kaufman 《创造性行为杂志》2013,47(1):3-21
The “Learn to Think” (LTT) Intervention Program was developed for raising thinking abilities of primary and secondary school students. It has been implemented in more than 300 schools, and more than 200,000 students took part in the experiment over a 10‐year span. Several longitudinal intervention studies showed that LTT could promote the development of students' thinking ability, learning motivation, and learning strategy as well as raise academic performance in primary schools. This article describes a study of the influence and the delayed effects of LTT on the scientific creativity of secondary school students. One hundred and seven students were selected from a secondary school, 54 of them participated in the LTT every 2 weeks and the rest had not. The intervention lasted 2 years, and the delayed effect was explored half a year after terminating the intervention. The Scientific Creativity Test for Secondary School Students was used four times from pre‐test to delayed post‐test. The results indicated that the LTT did promote the development of scientific creativity of secondary school students, and the effects on the scientific creativity were not necessarily immediate, but tended to be long‐lasting. 相似文献
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A t‐test comparison of the acculturation levels of Vietnamese students (members of Vietnamese student associations) living in or away from Vietnamese communities found higher overall acculturation for the former than for the latter group and no difference in the Value dimension of acculturation. Age and length of residency in the United States predicted acculturation. 相似文献
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A multiple baseline across subjects design was used to evaluate generalization effects of a peer-tutoring procedure to teach social skills for individuals with developmental disabilities. Three residents with poor social skills living in community-based group homes served as participants in this study. Generalization data were collected during four conditions: (i) baseline (ii) social-skills training by therapist (iii) social-skills training by peer-tutor, and (iv) follow-up. Results demonstrated that participants did not generalize trained social skills to untrained settings (i.e., living room of a group home and community bowling alley) until the first participant was trained as a peer-tutor to train two other participants. These results were maintained 6 months after training was withdrawn. © 1998 John Wiley & Sons, Ltd. 相似文献