Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 24 for “"Compulsivity"”.
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Child sexual abuse and disordered eating: The mediating role of impulsive and compulsive tendencies
… may lead to tendencies toward impulsivity and compulsivity, which may promote disordered eating behaviors. This mediated relationship was explored in regards to the severity of self-reported child sexual abuse and disordered eating behavior dimensions (i.e., binge eating, compensatory …
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The Role of Attentional Processes in the Associations Between Syndemics and HIV Risk
… sexual abuse, intimate partner violence, sexual compulsivity, substance use, and depression—have on HIV transmission risk behavior (TRB). Previous research provides support for an HIV syndemic among SMM, but mechanisms linking syndemic factors and driving the association between the factors and …
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Neuroimaging Investigation of Binge Alcohol Drinking and Opioid Dependency.
… (Cambridge Gambling Task; CGT) and iv) compulsivity (Intra/Extra-Dimensional Task; IED).<br/><br/>Compared with healthy controls the meta-analysis concluded that substance users showed blunted dopamine-linked reward prediction error signals in various regions including the bilateral …
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Assessing Motivational and Associative Learning Mechanisms Underlying Compulsive Drinking
… in challenged conditions, contributing to compulsivity. An auditory stimulus paired with alcohol did elicit enhanced seeking responses, but contrary to hypothesis, we observed no effect of these same cues on instrumental responding. To validate these findings, training and testing …
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Development and validation of a measure of cybersexual addiction
… measures. Further, shame, loneliness, sexual compulsivity, and compulsive Internet use were all found to predict cybersexual behavior, whereas substance abuse was inversely related to the behavior. Finally, a model of the predictive correlates found that sexual compulsivity, compulsive …
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The relationship between the practice of Christian spiritual disciplines and Internet pornography use among Christian college students
… using two research instruments: The Cyberporn Compulsivity Scale and The Christian Spiritual Participation Profile. Multiple regression analysis was then employed to ascertain the relationship between scores on the Cyberporn Compulsivity Scale, which functioned as the dependent variable, and …
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EFFECTS OF SIGMA-1 RECEPTOR AGONISTS ON COMPULSIVE BEHAVIOR AND NEUROPLASTICITY
<p>Compulsivity is a feature of many psychiatric disorders, resulting in distressing and challenging to treat symptoms. Compulsivity is a key feature of obsessive compulsive disorder, which can hinder a person's life and ability to work. Selective serotonin reuptake inhibitors are the current …
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The pathophysiological mechanisms underlying metamemory disruptions
… symptom clusters (‘anxious-depression’, ‘compulsivity and intrusive thought’, and ‘social withdrawal’) were incorporated into Chapters 2 and 3. Throughout the thesis, metacognitive metrics were quantified using a metamemory task that involved the encoding of stimuli followed by a test …
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Cortical - Basal Ganglia Circuits: Control of Behaviour and Alcohol Misuse
… the cognitive constructs of impulsivity and compulsivity. Waiting impulsivity, a tendency towards rapid premature responses that has been associated with compulsive drug use, was associated with connectivity between limbic regions including subgenual anterior cingulate cortex, VS and STN. …
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The Neurocognitive Dynamics Underlying Loss of Control in Alcohol Misuse and Addiction
… consequences” [Daruna & Barnes, 1993]) and compulsivity (i.e., “actions which persist inappropriate to the situation, have no obvious relationship to the overall goal and which often result in undesirable consequences” [Dalley et al., 2011]). These constructs are delineated by unique …
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Brain substrates of behavioural endophenotypes predictive of compulsive drug-seeking
… seeking. In the final chapter, impulsivity and compulsivity were shown to predict lower grey matter volume in the infralimbic cortex and ventral striatum. Functionally, compulsivity and stickiness were predicted by decreased connectivity between the prelimbic cortex and the anterior cingulate …
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Exploring the impact of sexual addiction and compulsive sexual behaviour on couples’ relationships
… The National Council on Sexual Addiction and Compulsivity (NCSAC, 2007) claims that nearly six per cent of the general population has a problem with Sexual Addiction and Compulsive Sexual Behaviour (SA&CSB). What further complicates this issue is that the fifth edition of the Diagnostic and …
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Male Same-Sex Intimate Partner Violence: Syndemic Theory, Minority Stress Theory, & the Community of Protective Measures
… theory for MSSIPV include depression, sexual compulsivity, poly-substance use, childhood sexual abuse, and HIV infection. Minority stress theory suggests that many health conditions, including MSSIPV, may be a function of discrimination, perceived stigma, and internalized homophobia. Less is …
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The Neural Underpinnings of Obsessive-Compulsive Disorder: From Adolescence to Adulthood
… neural and computational processes that drive compulsivity, particularly during the critical neurodevelopmental period, remain incompletely understood. To address this gap, I apply a multimodal approach combining ultra-high field magnetic resonance spectroscopy (7T MRS), resting-state …
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Investigating Maladaptive Habit Formation and Threat Influences in Obsessive-Compulsive Disorder
… analyses were conducted between trait-stress and compulsivity and general and specific PIT. These data indicate that people with high trait compulsivity and anxiety may rely on habit-like processes under stress resulting in differences in specific PIT expression and the persistence of general PIT …
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Behavioural and cellular basis of the vulnerability to develop compulsive heroin seeking habits
… correlates of heroin seeking habits, and compulsivity. Based on the combination of hotspot analysis, quantitative PCR, RNAscope and western-blot analyses, the data presented demonstrate that compulsive habits are associated with a differential pattern of cellular plasticity within …
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Animal madness : a natural history of disorder
… horses and monkeys, to, more recently, obsessive-compulsivity in parrots and PTSD in military dogs, demonstrates that other animals have acted as mirrors and proxies for disordered Anglo-American minds for more than a century. Drawing upon archival sources, published literature in the fields of …
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Maladaptive Personality Traits and Sex Addiction Profiles
… have small to moderate associations with sexual compulsivity in the sample. Data were analyzed at three different levels. First, zero-order correlations were used to analyze the relationship between the PSY-5 domain and facets scales, SDl-4.0 higher order factors, and SDI-4.0 individual scales. …
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Cognitive dysfunction and schizophrenia : Modelling attentional impairment with psychotomimetics. Investigating attentional impairment and structural brain abnormalities following phencyclidine administration: Enhancing translatability between preclinical and clinical tests of attention utilising the modified 5-choice task in rats - the 5-Choice Continuous Performance Test.
… attention, but also components of impulsivity, compulsivity, speed of processing and motivation. It was determined that an additional task-related intervention that increased the attentional load was required to elucidate attentional impairment following sub-chronic PCP treatment. The ability of …
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Neuropsychological and biological mechanisms of checking in OCD and clozapine induced Schizo-OCS
… and their relationship to current theories of compulsivity based on the hypothesis of imbalance between the goal-directed and habit systems and aberrant prediction-error learning. Chapter 2 describes experimental attempts in this thesis to measure human checking behaviour in the laboratory. …
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