Browsing Department of Biological and Medical Psychology by Title
Now showing items 1-20 of 314
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Aberrant resting-state oscillatory brain activity in Parkinson's disease patients with visual hallucinations: An MEG source-space study
(Peer reviewed; Journal article, 2019)To gain insight into possible underlying mechanism(s) of visual hallucinations (VH) in Parkinson's disease (PD), we explored changes in local oscillatory activity in different frequency bands with source-space magnetoenc ... -
Abnormal phasic activity in saliency network, motor areas, and basal ganglia in Parkinson's disease during rhythm perception
(Peer reviewed; Journal article, 2019)Behavioral studies indicate that persons with Parkinson's disease have complexity dependent problems with the discrimination of auditory rhythms. Furthermore, neuroimaging studies show that rhythm processing activates many ... -
About psychotic-like experiences and auditory verbal hallucinations : Transdiagnostic investigations of neurobiological, cognitive, and emotional aspects of a continuous phenomenon
(Doctoral thesis, 2021-03-19)Hallucinations and delusions are known to be key symptoms of psychotic disorders, such as schizophrenia, and have been studied extensively. However, these experiences also occur in other mental disorders, which suggests a ... -
Adult Attention Deficit Hyperactivity Disorder. Beyond the Core Symptoms of the Diagnostic and Statistical Manual of Mental Disorders
(Doctoral thesis, 2018-02-06)Background/Introduction: Attention Deficit Hyperactivity Disorder (ADHD) is a prevalent condition in both children (estimated prevalence of about 5%) and adults (estimated prevalence of about 3%). ADHD is characterized by ... -
Advancing our understanding of the link between statistical learning and language acquisition: The need for longitudinal data
(Peer reviewed; Journal article, 2012-08-31)Mastery of language can be a struggle for some children. Amongst those that succeed in achieving this feat there is variability in proficiency. Cognitive scientists remain intrigued by this variation. A now substantial ... -
Afasi - på søken etter ordene. Om testing og forståelse av benevningsvansker.
(Master thesis, 2009-05-25)Bakgrunn: Benevningsvansker er ofte noe av det som ofte føles mest hemmende for en person med afasi. Det er forsket mye på benevningvansker for seg selv men relativt lite på forholdet mellom benevning og auditiv forståelse. ... -
Age and sex related changes in episodic memory function in middle aged and older adults
(Peer reviewed; Journal article, 2014-03-06)Age-related change in episodic memory function is commonly reported in older adults. When detected on neuropsychological tests, it may still be difficult to distinguish normal from pathological changes. The present study ... -
Alcohol and drug use among adolescents: and the co-occurrence of mental health problems. Ung@hordaland, a population-based study
(Peer reviewed; Journal article, 2014-09-22)Objectives The use of alcohol and drugs is prevalent among adolescents, but too little is known about the association between debut of alcohol and drug use, problematic use and concurrent mental health. The aim of the study ... -
Altered resting state effective connectivity of anterior insula in depression
(Peer reviewed; Journal article, 2018-03-15)Depression has been associated with changes in both functional and effective connectivity of large scale brain networks, including the default mode network, executive network, and salience network. However, studies of ... -
Amphetamine-induced psychosis - a separate diagnostic entity or primary psychosis triggered in the vulnerable?
(Peer reviewed; Journal article, 2012-12-05)Use of amphetamine and methamphetamine is widespread in the general population and common among patients with psychiatric disorders. Amphetamines may induce symptoms of psychosis very similar to those of acute schizophrenia ... -
Amplitude variability over trials in hemodynamic responses in adolescents with ADHD: The role of the anterior default mode network and the non-specific role of the striatum
(Peer reviewed; Journal article, 2016-02)It has been suggested that intra-individual variability (IIV) in performance on attention and other cognitive tasks might be a cognitive endophenotype in individuals with ADHD. Despite robust IIV findings in behavioral ... -
Anti-depressive effectiveness of olanzapine, quetiapine, risperidone and ziprasidone: a pragmatic, randomized trial
(Peer reviewed; Journal article, 2011-08-31)Background: Efficacy studies indicate anti-depressive effects of at least some second generation antipsychotics (SGAs). The Bergen Psychosis Project (BPP) is a 24-month, pragmatic, industry-independent, randomized, head-tohead ... -
APOE status and its association to learning and memory performance in middle aged and older Norwegians seeking assessment for memory deficits
(Peer reviewed; Journal article, 2007-10-31)Background: We examined the hypothesis that deficits in learning, memory, and other cognitive functions are associated with the ε4 allele of the Apolipoprotein E (APOE) gene in a non-demented sample with memory complaints ... -
Application of PCR and DGGE to characterise the microflora of farmed fish
(Doctoral thesis, 2007-11-09)Farming of fish has become an increasingly important part of the Norwegian fishing industry. Furthermore, the Norwegian fishing sector represents one of the largest national industries in terms of economic value. Fish is ... -
Are subjective health complaints a result of modern civilization?
(Peer reviewed; Journal article, 2004)Subjective health complaints without or with minimal somatic findings (pain, fatigue) are common and frequent reasons for encounter with the general practitioner and for long-term sickness leave and disability. The complaints ... -
Arterial spin labelling shows functional depression of non-lesion tissue in chronic Wernicke's aphasia
(Peer reviewed; Journal article, 2017-07)Behavioural impairment post-stroke is a consequence of structural damage and altered functional network dynamics. Hypoperfusion of intact neural tissue is frequently observed in acute stroke, indicating reduced functional ... -
ASSERT - The Autism Symptom SElf-ReporT for adolescents and adults: Bifactor analysis and validation in a large adolescent population
(Peer reviewed; Journal article, 2013-12)With a view to developing a brief screening instrument for autism symptoms in a general population of adolescents, seven items from the Asperger syndrome (and high-functioning autism) diagnostic interview were adapted for ... -
Assessing brain structural associations with working-memory related brain patterns in schizophrenia and healthy controls using linked independent component analysis
(Peer reviewed; Journal article, 2015)Schizophrenia (SZ) is a psychotic disorder with significant cognitive dysfunction. Abnormal brain activation during cognitive processing has been reported, both in task-positive and task-negative networks. Further, structural ... -
The assessment of developmental status using the Ages and Stages questionnaire-3 in nutritional research in north Indian young children
(Peer reviewed; Journal article, 2013-04-23)Objective and background: For large epidemiological studies in low and middle-income countries, inexpensive and easily administered developmental assessment tools are called for. This report evaluates the feasibility of ... -
Assessment of executive function in patients with substance use disorder: A comparison of inventory- and performance-based assessment
(Peer reviewed; Journal article, 2016-07)Introduction Chronic polysubstance abuse (SUD) is associated with neurophysiological and neuroanatomical changes. Neurocognitive impairment tends to affect quality of life, occupational functioning, and the ability to ...