OpenUCT Home
→
Browsing by Author

Browsing by Author "Thomas, Kevin"

Now showing items 1-20 of 50

Next Page

Allocentric spatial memory following anterior temporal lobectomy: A comparison between active and sedentary epileptic adults

Author: Cotton, Sarah Date: 2009 The association between neural activity of the left hemisphere hippocampal region and verbal memory has been well established. Similarly, neuropsychological outcomes following left anterior temporal lobectomy (ATL) have been well documented, ... Read more
An Evaluation of the Psychometric Properties of the Montreal Cognitive Assessment Tool when Administered in a Memory Clinic At Groote Schuur Hospital, Cape Town, South Africa

Author: Thungana, Yanga Date: 2022 Worldwide, the population is aging, and the prevalence of neurocognitive disorders is expected to rise exponentially. Therefore, early detection of dementia is favorable for the patient and may even be of greater significance if disease-modifying ... Read more
Associations between sleep and cognitive-affective functioning in Posttraumatic Stress Disorder

Author: Lipinska, Malgorzata Date: 2017 The current research tested the proposition that the sleep disruption characteristic of posttraumatic stress disorder (PTSD) has discrete, predictable, and significant effects on the processing of neutral declarative memory, emotional memory, ... Read more
Associations between sleep architecture, cortisol concentrations, cognitive performance, and quality of life in patients with Addison's disease

Author: Henry, Michelle Date: 2019 Recent literature in the neurosciences suggests that there are mechanistic relations between sleep disruption and cognitive (particularly memory) deficits, and that varying concentrations of the hormone cortisol may play a particularly important ... Read more
Disinhibition in South African treatment-naïve adolescents with alcohol use disorders

Author: Cuzen, Natalie Date: 2012 The concept of the disinhibitory complex refers to a cluster of personality, psychiatric, cognitive, and electrophysiological inhibitory control impairments that have been documented in alcohol use disorders (AUDs). Previous AUD research has ... Read more
The effect of early adversity on adult spatial cognition : a functional magnetic resonance imaging study

Author: Dey, Marc Date: 2009 Exposure to traumatic childhood events can lead to a range of behavioural, psychological, and physiological consequences. Previous studies have shown that neurobiological changes in reaction to severe stress may cause lasting damage to ... Read more
The effects of acute stress on retrieval of visual and spatial material

Author: Du Plooy, Christopher P Date: 2015 Previously published studies, using human and non-human animal samples, suggest that stress impairs memory retrieval. However, most human studies that report these impairing effects explore verbal memory only. The aim of the studies reported ... Read more
Effects of Menstrual Cycle Phase and Stress on Spatial Navigational Strategy Use

Author: McHale, Alexandra Lauren Date: 2020 Previous research suggests there are significant effects on spatial navigation of menstrual cycle phase and, independently, of stress exposure. However, no published study explores how these variables might interact to affect human navigational ... Read more
Effects of methamphetamine on prenatally exposed children in Cape Town: cognition and intrinsic functional brain connectivity

Author: Kwiatkowski, Maja Anna Date: 2015 Methamphetamine use among pregnant women is an increasing problem in South Africa. The aim of this cross-sectional exploratory study was to examine the possible neurotoxic effects of prenatal methamphetamine exposure (PME) on cognition and ... Read more
The effects of partner type on condom choice and condom use

Author: Zondo, S Date: 2010 South Africa has one of the world's highest rates of HIV infection. Little previous research has focused on the relationship between individuals in different sexual contexts and their attitudes toward condom choice. I tested the hypotheses ... Read more
The effects of racial group membership and cognitive load on empathy and helping behaviour

Author: Subramoney, Sivenesi Date: 2016 Research suggests that people feel more empathy for racial in-group compared to racial outgroup members, and in some circumstances, are more likely to help racial in- than out-group members. Furthermore, there is evidence that cognitive load ... Read more
Emergency service workers' coping in response to traumatic events : associations with psychiatric symptoms

Author: Stanley, C J Date: 2007 This study aimed to explore the relationship between coping strategies and posttraumatic symptomology in emergency service workers in the Western Cape. Three fundamental coping strategies were assessed: seeking social support, problem-solving, ... Read more
Event-based prospective memory in fetal alcohol spectrum disorders

Author: O'Leary, Catherine Date: 2013 Learning and memory seem to be particularly vulnerable to the effects of heavy prenatal alcohol exposure. Previous research has, however, been limited to the study of retrospective memory (i.e., episodic or declarative memory) in children ... Read more
Executive dysfunction and weak central coherence : neither theory suitably explains a core cognitive deficit in autism spectrum disorders

Author: Daniels, Michelle Date: 2008 Theories of weak central coherence (WCC; a local detail-specific way of processing information that allows individuals to focus on and remember minutiae) and executive dysfunction (EF dysfunction; an inability to employ goal-directed cognition ... Read more
Families of children with traumatic brain injuries : stressors and needs in the South African context

Author: Oosthuizen, Deirdre Date: 2010 [Background] The effects of a traumatic brain injury (TBI) can be devastating not only for the child that sustains the injury but also for his or her family. A TBI can negatively affect a child cognitively, emotionally, and behaviourally. In ... Read more
Functional impairment in South African children and adolescents with obsessive-compulsive disorder

Author: Hoppe, Lara Judy Date: 2009 This research aimed to increase current understanding of functional impairment in children and adolescents with Obsessive-Compulsive Disorder (OCD). Twenty-six South African children and adolescents with OCD participated in the study. The ... Read more
Functional impairment in South African children with Obsessive-Compulsive disorder and Attention-Deficit/Hyperactive Disorder

Author: Fischer, Mareli Date: 2009 The electromagnetic pulse (EMP) resulting from the detonation of nuclear explosives is a documented and studied phenomenon. What is less well known and understood is the simi- lar yet considerably less powerful occurrence surrounding the ... Read more
Guilt in the body and brain : a psychophysiological and neuroimaging investigation

Author: Fourie, Melike Marethe Date: 2011 Guilt has been described as a quintessential moral emotion with an important regulatory function for the individual and society. Few studies have, however, empirically investigated guilt, largely because of challenges associated with its ... Read more
The impact of acute psychological stress on declarative and working memory functioning

Author: Human, Robyn Date: 2010 Previous research has shown that stress affects processing in many different memory systems. This study aimed to investigate the effects of acute psychosocial stress on declarative memory (DM) and working memory (WM) performance, and to explore ... Read more
The impact of acute psychological stress on spatial cognition

Author: Attwood, Carmela Bonito Date: 2008 Based on the premise that the hippocampus is both affected by cortisol and intimately involved in episodic memory and spatial cognition, the general aim of this study was to investigate the effects of psychosocial stress (and consequent ... Read more

Now showing items 1-20 of 50

Next Page

Browse

All of OpenUCT