Psychology (Theses and Dissertations): Recent submissions
Now showing items 81-100 of 233
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The effect of Medial Septum Stimulation on Hippocampal Electrophysiology and Behaviour of Freely Moving Rats
(Trinity College Dublin. School of Psychology. Discipline of Psychology, 2020)This study focuses on the interaction between the medial septum and hippocampus in freely moving animals. To investigate this circuit, we used electrophysiological techniques combined with behavioural tasks. The medial ... -
The Mental Health Impact of Aphasia: Risk Factors and Moderating Factors
(Trinity College Dublin. School of Psychology. Discipline of Psychology, 2019)Previous studies have found associations between aphasia and reduced mood and quality of life outcomes. This study aimed to examine the effects of aphasia type and severity on mood and anxiety levels, and assess the impact ... -
Naturalness perception of materials : a sensory, affective or cognitive evaluation?
(Trinity College (Dublin, Ireland). School of Psychology, 2010)The studies reported in this thesis contribute to a new and emerging field of investigation, which focuses on the neural processes underlying pleasure, aesthetics and moral evaluations in the brain by merging this field ... -
Neuroenchancement in normal ageing : preserving cognitive status through pharmacological interventions
(Trinity College (Dublin, Ireland). School of Psychology, 2012)The preclinical work presented here seeks to establish an enhancement of memory functions in healthy ageing rats via the manipulation of behavioural tasks. This series of studies compared behavioural deficits between ... -
An exploratory study into secondary school teacher motivation, occupational attitudes and job performance in Uganda in the context of HIV/AIDS
(Trinity College (Dublin, Ireland). School of Psychology, 2009)The current study aimed at exploring how teachers' perception of the HIV/AIDS context impacts their motivation and occupational attitudes and how these in turn affect their job performance. Data was collected in two phases: ... -
Investigating the IFN-alpha-induced neurobehavioural syndrome in Hepatitis C patients : a qualitative and quantitative comparative study
(Trinity College (Dublin, Ireland). School of Psychology, 2010)The aim of this thesis was to characterise the neurobehavioural change that accompanies treatment with the pro-inflammatory cytokine Interferon-alpha (IFN-a) in Hepatitis C patients (HCV) by using both qualitative and ... -
An investigation of attentional deficits and their treatment in adult ADHD : evidence from behavioural and neurophysiological findings
(Trinity College (Dublin, Ireland). School of Psychology, 2013)Attention-Deficits/Hyperactivity Disorder (ADHD) is a common neurodevelopmental disorder that affects both children and adults and is associated with a range of cognitive and behavioural difficulties. Particularly, a sustained ... -
Surface area and gyrification measures in the human brain : a magnetic resonance imaging study
(Trinity College (Dublin, Ireland). School of Psychology, 2009)This thesis was motivated by a clinical interest in identifying measurable brain structure markers that can be used as indicators of malformations of cortical development (MCD) in epilepsy. MCDs may manifest as abnormalities ... -
The effect of audition on the deployment of visuo-spatial attention
(Trinity College (Dublin, Ireland). School of Psychology, 2011)Vision is commonly accepted as being our most dominant sense. However, our everyday experience informs us that the world is not unisensory. Information from other senses can help us in searching for and identifying objects ... -
The behavioural neurophysiology of stress : effects on hippocampal formation mechanisms of spatial representation
(Trinity College (Dublin, Ireland). School of Psychology, 2011)In the fast-paced world we live in we encounter stressful situations on a continuous basis. Some stressors may cause chronic stress whereas others act only on a relatively short time basis and are regarded as acute stressors. ... -
An investigation of implicit and explicit 'liking' and 'wanting' processes in nicotine addiction
(Trinity College (Dublin, Ireland). School of Psychology, 2012)Research indicates that drug related stimuli acquire the ability to elicit attention and approach biases in heavily dependent drug users. Incentive motivation models of addiction propose that excessive attribution o f ... -
The contribution of cognitive control and perceptions of risk to problematic driving among young adults
(Trinity College (Dublin, Ireland). School of Psychology, 2013)Every year, millions of drivers throughout the world lose their lives in traffic incidents and young drivers make up a disproportionate number of those killed on the road. There has been no shortage of explanations for ... -
An evaluation of the clinical effectiveness of a group based cognitive behavioural treatment for individuals with social anxiety disorder and an exploration of the moderators & mediators that influence treatment outcomes
(Trinity College Dublin. School of Psychology. Discipline of Psychology, 2019)Relatively few studies on social anxiety disorder have addressed the issue of moderators and mediators of treatment outcome. This thesis had several aims. The first was to evaluate the effectiveness of an Irish community-based ... -
High-resolution imaging of the human amygdala : role of basolateral and centromedial complexes in reward processing and associative learning .
(Trinity College (Dublin, Ireland). School of Psychology, 2012)The amygdala is an inherently heterogeneous aggregation of nuclei. Although the animal literature has revealed some segregation of function within these nuclei, it has not been possible to investigate the role of human ... -
The role of body information in the perception of social attention
(Trinity College (Dublin, Ireland). School of Psychology, 2011)The computation of where another person is attending constitutes a crucial part of our daily lives and is necessary for adequately interacting with other human beings in our social environment. The focus of the present ... -
The social space of complex systems
(Trinity College (Dublin, Ireland). School of Psychology, 2013)The thesis aims to advance an understanding of how to address the complexity of socio-technical systems in a way that integrates diverse elements according to the functional logic that is at the core of the system. Questions ... -
Investigating the merit of Social Story TM interventions for children on the Autistic Spectrum
(Trinity College (Dublin, Ireland). School of Psychology, 2012)The increasing prevalence of Autistic Spectrum Disorder (ASD) creates a need to establish effective educational practices. Social skills training is a key feature of interventions for children with ASD (Crooke, Hendrix, & ... -
Discourse and difference : 'New Irish' in the media
(Trinity College (Dublin, Ireland). School of Psychology, 2009)This thesis presents a discourse analytic study of Irish newspaper talk about those described as refugees, asylum seekers and immigrants. The analysis looks at newspaper talk from two leading Irish newspapers. The Irish ... -
Measurement of locus coeruleus : noradrenergic function in the human brain and its influence on executive function
(Trinity College (Dublin, Ireland). School of Psychology, 2012)The brainstem nucleus locus coeruleus (LC) projects to nearly the entire brain, and has the capacity to dramatically affect neural processing via release of the neurochemical noradrenaline (NE). Although recent theories ... -
The multisensory perception of social cues in virtual crowds
(Trinity College (Dublin, Ireland). School of Psychology, 2010)The current thesis contributes to the field of social and affective psychology, with a focus on the perception of social cues from groups or crowds of people. While to date there is a wealth of literature in this area on ...
