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61.
Appetitive, aversive and avoidance responses to a flavoured solution in distinct contexts were examined. Rats placed in either
a white or black box were given access to saccharin. Consumption was followed by an injection of a toxin in one but not the
other box. Rats showed more aversive responses in anticipation of and during the presentation of saccharin in the box paired
with the toxin than in the box paired with vehicle. The reverse was true for appetitive responses. The acquisition of conditioned
avoidance paralleled the acquisition of aversive and appetitive responses. These findings demonstrate that the toxin does
not have to overlap exposure to contextual cues to produce conditioned aversive responses, that the aversive and appetitive
responses to a flavour can be modulated by visually distinct environments that predict the toxin, and that conditioned avoidance
and conditioned aversions develop simultaneously during acquisition. Thus, environmental cues can modulate anticipatory nausea
and may prove helpful in the control of nausea in clinical settings. 相似文献
62.
Carolyn MacCann Gerard J. Fogarty Richard D. Roberts 《Learning and individual differences》2012,22(5):618-623
This paper examines relationships between the Big Five personality factors, time management, and grade-point-average in 556 community colleges students. A path model controlling for vocabulary, gender, and demographic covariates demonstrated that time management mediates the relationship between conscientiousness and students' academic achievement at community college. Separate modeling for part-time (n = 147) and full-time students (n = 409) showed that this mediation was moderated by enrollment status. Thus, time management was a significant mediator for part-time students but not for full-time students. The greater importance of time management for part- versus full-time students suggests that noncognitive constructs such as time management may be more critical for non-traditional students. These findings gather fresh currency as ever increasing numbers of students are enrolling part-time in post-secondary education across the globe. 相似文献
63.
Rikhye K Tyrka AR Kelly MM Gagne GG Mello AF Mello MF Price LH Carpenter LL 《Child abuse & neglect》2008,32(1):19-34
OBJECTIVE: The aim of this study was to examine associations between childhood adversity, parental bonding, gender, depressive symptoms, and quality of life in non-treatment-seeking adults from the community. METHOD: Effects of differential parental rearing were compared in adults who reported a high degree of childhood maltreatment (n=72) and those who reported no significant adverse events in childhood (n=69). Subjects completed retrospective measures of childhood maltreatment and perceived parenting style, as well as measures of current depressive symptoms and quality of life. RESULTS: The subjects without childhood maltreatment were younger and endorsed less current depressive symptomatology than did subjects with childhood maltreatment. While the subjects without a history of maltreatment reported more "optimal" bonding experiences with their parents, the maltreatment group members were more likely to characterize their early parental bonding experiences in terms of "affectionless control" (p<.001 for both maternal and paternal parenting), "affectionate constraint" (p=.025 for maternal parenting and p=.004 for paternal parenting), or "weak or absent" bonding (p<.001 for both maternal and paternal parenting). Results of a multiple regression analysis revealed that overall quality of paternal care (p=.015) and current level of depressive symptoms (p<.001) were significant independent predictors of adult quality of life. Gender effects between subjects providing parental bonding data were limited to the group with childhood maltreatment. CONCLUSION: These findings extend previous work documenting a relationship between early life maltreatment and suboptimal parental bonding, suggesting gender-specific effects of maternal and paternal care. Effects of childhood maltreatment on quality of life in adulthood appear to be linked with the quality of childhood paternal care and the occurrence of depressive symptomatology in adulthood, suggesting possible targets for primary or secondary prevention. 相似文献
64.
65.
Michael S. Stinson Marcia J. Scherer Gerard G. Walter 《Research in higher education》1987,27(3):244-258
A study of attrition after the first year of college was conducted with the 1984 entry class of the National Technical Institute for the Deaf. A path-analytic model of 9 factors affecting student persistence was tested using LISREL (N = 233). The results indicate that social integration is an important factor in college persistence. Grade point average is not a critical factor in first year attrition. While provocative, the reasons behind these findings may be specific to NTID. For example, many students come to NTID specifically for its social community. It is concluded, therefore, that while these results were somewhat different from those of studies with hearing students, they support the proposition that studies of college attrition cannot be generalized across institutions. 相似文献
66.
At the turn of the twentieth century, middle‐class educated gentlewomen in Ireland had established positions of authority and leadership in the relatively new professions of education and nursing. Acting in the roles of lady principals and lady superintendents, respectively, in education and nursing, many of these women had themselves participated in the social reform movements that led to the establishment of their new professions in the late nineteenth century. This paper critically analyses the roles played by these two distinct but socially related groups of Irish women, who were prominent in the early development of the social practices of education and nursing. The lady principals and lady superintendents entered the public domain as women with supervisory managerial roles, a fact that was in and of itself significant in late Victorian and early Edwardian society. In these roles, they expanded the boundaries of woman’s role, provided role models for other women to follow, and forged networks of support for women. While the performance of their respective roles was mediated by public expectations and by extant gender relationships, they negotiated their way through the constraints of their new public space to achieve their aims of advancing their respective professions. 相似文献
67.
Abstract Fourteen residential childcare workers were trained to implement both a Practice Reading and the Pause, Prompt and Praise remedial reading procedures in school and cottage settings with 18 low‐progress readers of primary school age. Pause, Prompt and Praise procedures were introduced in each setting only if readers made insufficient progress with Practice Reading alone. Childcare workers displayed major change in their tutoring behaviour between baseline (untrained tutoring) conditions and trained tutoring conditions (Practice Reading or Pause, Prompt and Praise). Readers who received a six week programme of individual reading assistance made significant gains on standardised tests of reading accuracy and comprehension and made accelerated progress through graded book levels, while children in the comparison group did not. Results are discussed in terms of the interactive social contexts provided by the two procedures and of the opportunities for reciprocal gains in skill between readers and tutors with the Pause, Prompt and Praise procedures. 相似文献
68.
Violence and Vigilance: The Acute Effects of Community Violent Crime on Sleep and Cortisol
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Jennifer A. Heissel Patrick T. Sharkey Gerard Torrats‐Espinosa Kathryn Grant Emma K. Adam 《Child development》2018,89(4):e323-e331
The data combine objectively measured sleep and thrice‐daily salivary cortisol collected from a 4‐day diary study in a large Midwestern city with location data on all violent crimes recorded during the same time period for N = 82 children (Mage = 14.90, range = 11.27–18.11). The primary empirical strategy uses a within‐person design to measure the change in sleep and cortisol from the person's typical pattern on the night/day immediately following a local violent crime. On the night following a violent crime, children have later bedtimes. Children also have disrupted cortisol patterns the following morning. Supplementary analyses using varying distances of the crime to the child's home address confirm more proximate crimes correspond to later bedtimes. 相似文献
69.
Secondary education in Swaziland has rapidly expanded in the decade or so since independence. Alongside this achievement has been a growing apprehension that the modern sector's capacity to generate employment is not commensurate with the rising number of educated young people leaving secondary school. The emergence of a ‘school leaver problem’ as disenchanted educated youngsters remained unemployed was therefore seen as a real possibility towards the end of the 1970s. Such considerations formed the backcloth to tracer surveys conducted in 1979 which investigated the post-school experience of secondary school leavers who left school in the period 1973–1977.Some aspects of these surveys are discussed in this article which covers the experience of school leavers in finding out about jobs and training, waiting time for jobs, and estimates of unemployment. The occupations entered by school leavers are then assessed in relation to demand projections for educated manpower.These observations reveal that institutional arrangements for transferring school leavers from school to work are embryonic and for a large minority of leavers family and other influentiaal contacts are more important than qualifications in securing a job. For Form 3 Junior Secondary School leavers some credence may be given to the popular impression that unemployment is worsening but Form 5 High School leavers are experiencing little difficulty as yet in finding work. More tentatively it would appear that the marginal additions to the skilled labour force stemming from school leavers are not modifying the occupational structure in line with recent manpower projections. 相似文献
70.