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151.
睡眠剥夺与恐惧情绪加工的各个过程息息相关。睡眠剥夺损害了恐惧的习得过程, 而且影响着杏仁核、内侧前额叶的活动及它们之间的功能连接; 睡眠剥夺削弱了恐惧记忆的巩固和再巩固过程, 不仅破坏了恐惧记忆再巩固过程相关蛋白质和酶的合成, 同时也影响着海马、杏仁核、内侧前额叶的活动以及它们之间的功能连接; 睡眠剥夺损害了恐惧的消退, 同时也改变了海马、杏仁核等相关脑区的活动模式。未来的研究应从睡眠剥夺影响恐惧情绪加工的认知神经机制、睡眠剥夺与恐惧情绪相关障碍的关系等角度展开, 力图深入理解睡眠剥夺影响恐惧情绪加工的认知神经机制。 相似文献
152.
In the current study, based on a sample of 1,873 adolescents between 11.4 and 20.9 years of age from the first 3 waves of the National Longitudinal Study of Adolescent Health, we investigated the longitudinal effects of future orientation on levels of and developmental changes in problem behaviors, while controlling for the effects by impulsivity; we also tested the moderating effects by future orientation on the impulsivity-problem behaviors link over time. Additionally, we examined future orientation operationalized by items measuring education, marriage, and life domains. Findings based on growth curve analyses provided evidence of longitudinal effects by education and life future orientation on both levels of and developmental changes in problem behaviors; the effect of marriage future orientation was not significant for either test. In addition, only life future orientation moderated the effect by impulsivity on levels of problem behaviors over time. More specifically, impulsivity had a weaker effect on levels of problem behaviors over time for adolescents who reported higher levels of life future orientation. 相似文献
153.
台湾地区人工生殖技术的管制先后经历了道德管制和行政管制两个阶段,目前正积极总结各阶段管制模式的成败得失,努力构造《人工生殖法》的原则和框架,以提高人工生殖技术管制的合法性和有效性. 相似文献
154.
现代诠释学的源头可追溯到古代希腊的语言学(主要是语法学,揭示文本客观性层面的语义)、语文学(对语言本身以及文献的历史关联的反思)和修辞学(着眼于语言所产生的实际效果阐明语言的说服力)。正是由于语言学、语文学和修辞学的发展,使人们对古代经典的“诠释”完成了从“神谕”的宣示与解释向合乎理性的证明之智慧的转化,而圣经注释学正是这一转化的直接结果,并且通过圣经注释学,这些因素融入了现代诠释学。 相似文献
155.
Chanen AM Jackson HJ McGorry PD Allot KA Clarkson V Yuen HP 《Journal of personality disorders》2004,18(6):526-541
The 2-year stability of categorical and dimensional personality disorder (PD) in an older adolescent psychiatric outpatient sample was examined. One hundred and one 15-18-year-old participants were assessed using the Structured Clinical Interview for DSM Axis II Disorders (SCID-II) at baseline and 97 were re-interviewed, face-to-face, at 2 years. Of those with a categorical PD diagnosis at baseline, 74% still met criteria for a PD at follow-up, with marked gender differences (83% of females and 56% of males). Kappa for specific PDs was low for all except antisocial. Rank order and mean level dimensional stability ranged from high (antisocial, schizoid) to moderate (borderline, histrionic, schizotypal) to low (other PDs), with no decline in PD scores over the 2 years. There was no substantial influence upon stability of dimensional PD from the presence of Axis I disorder at baseline or from outpatient or inpatient treatment. However, categorical PD endured in 100% of those receiving inpatient care. The study supports that, in late teenage outpatients, the 2-year stability of the global category of PD is high and the stability of dimensionally rated PD appears to be similar to that found in young adults in a variety of settings, especially for some cluster A and B PDs. Diagnosis and early intervention appears to be justified in this age group. 相似文献
156.
157.
采用数字奇偶判断任务,以数字1-9(5除外)及汉字标签(左、右)作为实验材料,在视觉空间任务指令下探讨系统改变SOAs对数字-空间联结编码方式的影响。行为结果发现,SNARC效应以视觉空间编码方式为主,SOA为0ms并未出现SNARC效应; ERP结果发现,物理一致性在早期成分N1上的主效应显著。表明任务指导语影响SNARC效应的编码方式,其本质受词语信息标签加工程度的影响,且对SNARC效应的编码出现早期感觉阶段,SOAs与目标数字的特性影响SNARC效应的产生。 相似文献
158.
基于“为学习而测评”的理念,以促进学生学习为目的,客观量化学习现状并提供诊断反馈的测评模式日益受到重视。相比于横断认识诊断测评,纵向认知诊断测评更有利于实现促进学生发展的目标。为使国内学者系统性地了解纵向认知诊断模型,首先,依据建模逻辑将已有纵向认知诊断模型划分为基于潜在转换分析的和基于高阶潜在结构模型的两类,并逐一介绍和说明两类模型的理论基础和应用情景;然后,通过模拟研究为读者呈现如何使用纵向认知诊断模型进行数据分析及如何解读相应的诊断结果。最后,提炼出四个可进一步研究的议题。 相似文献
159.
认知固执(Perseverative Cognition, PC)是一种重复或长期的消极认知表征,既能够使用量表测量,也可以通过实验诱发。认知固执会导致持续应激反应,进而影响个体的身心健康。其导致持续应激反应的认知机制体现在个体难以识别安全信号,高认知固执个体会表现出低心率变异性的显著特征;在脑机制方面主要表现为前额叶的抑制控制功能失调、杏仁核与前扣带回的病理性改变以及前额叶-杏仁核的连接减弱。未来研究应深入探讨认知固执的影响因素以及干预措施,同时需要进一步分析内隐认知固执的测量方式及其对个体的影响。 相似文献
160.
Medical argumentation in non-Western societies has attracted little attention. In line with the pragma-dialectical approach to the study of argumentation, this article identifies a prototypical argumentative pattern in Chinese medical consultations. In addition to institutional preconditions, whose relevance to the argumentative pattern has been well cited, a factor that may be equally important has remained unnoticed: the preference for certain drugs, treatments or therapeutic measurements on the basis of folk interpretations of medical phenomena in individual ethnic groups. These preferences may be seen as cultural preferences in the medical domain. In this paper, a prototypical argumentative pattern of Chinese medical consultations is provided. Two levels of the pattern are distinguished and discussed: a basic argumentative pattern as presented in the pragmatic-dialectical approach and its extensions due to cultural preferences as well as institutional constraints. Illustrated by an exemplary analysis on the basis of empirical data collected from Chinese consulting rooms, the impact of cultural preferences on physicians’ strategic maneuvering in argumentation is identified and recognized. It is argued that the existence and impact of cultural preferences require attention in medical argumentation. 相似文献