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The Neural Mechanisms Of Speech Comprehension: Fmri Studies Of Semantic Ambiguity, Jennifer M Rodd, Matthew H Davis, Ingrid Johnsrude Aug 2005

The Neural Mechanisms Of Speech Comprehension: Fmri Studies Of Semantic Ambiguity, Jennifer M Rodd, Matthew H Davis, Ingrid Johnsrude

Brain and Mind Institute Researchers' Publications

A number of regions of the temporal and frontal lobes are known to be important for spoken language comprehension, yet we do not have a clear understanding of their functional role(s). In particular, there is considerable disagreement about which brain regions are involved in the semantic aspects of comprehension. Two functional magnetic resonance studies use the phenomenon of semantic ambiguity to identify regions within the fronto-temporal language network that subserve the semantic aspects of spoken language comprehension. Volunteers heard sentences containing ambiguous words (e.g. 'the shell was fired towards the tank') and well-matched low-ambiguity sentences (e.g. 'her secrets were written …


Associations Between Parent-Daughter Relationships, Individual Adolescent Psychological Functioning, And Female Adolescent Self-Defeating Behaviors, Sara M. Hunt May 2005

Associations Between Parent-Daughter Relationships, Individual Adolescent Psychological Functioning, And Female Adolescent Self-Defeating Behaviors, Sara M. Hunt

All Graduate Theses and Dissertations, Spring 1920 to Summer 2023

This study tested a mediation model by which daughters ' perceptions of poorer parent-adolescent relationship quality were expected to be directly associated with the individual psychological characteristics of low self-esteem and internalizing symptoms. In turn, individual psychological characteristics were hypothesized to predict self-defeating behavior, defined as deliberate self-harm and suicidal gestures, multiple sexual partners, and substance use. Additionally, the association between parent-adolescent relationship variables and self-defeating behaviors was posited to be largely indirect and mediated by symptoms of psychological distress. As predicted, perceived alienation from parents was directly associated with poor adolescent psychological functioning. Furthermore, individual psychological variables were found …


Why Girls? The Importance Of Developing Gender-Specific Health Promotion Programs For Adolescent Girls, Amanda Birnbaum, Tracy R. Nichols Apr 2005

Why Girls? The Importance Of Developing Gender-Specific Health Promotion Programs For Adolescent Girls, Amanda Birnbaum, Tracy R. Nichols

Department of Public Health Scholarship and Creative Works

Adolescence is a time when many girls begin to develop unhealthy behaviors that can affect myriad short- and long-term health outcomes across their lifespan.2There is evidence that smoking, physical activity, and diet are habituated during adolescence, and some physiologic processes of adolescence, such as peak bone mass development, have direct effects on future health.3-4 Establishing healthy practices, beliefs and knowledge among adolescent girls will decrease morbidity and mortality among adult women and potentially affect the health of men and children through women’s role as healthcare agents. This paper provides a brief review of lifestyle health behaviors among women and girls …


Learning To Like: A Role For Human Orbitofrontal Cortex In Conditioned Reward, Sylvia M L Cox, Alexandre Andrade, Ingrid Johnsrude Mar 2005

Learning To Like: A Role For Human Orbitofrontal Cortex In Conditioned Reward, Sylvia M L Cox, Alexandre Andrade, Ingrid Johnsrude

Brain and Mind Institute Researchers' Publications

A great deal of human behavior and motivation is based on the intrinsic emotional significance of rewarding or aversive events, as well as on the associations formed between such emotional events and concurrent environmental stimuli. Recent functional neuroimaging studies have implicated the ventral striatum, orbitofrontal cortex (OFC), and amygdala in the representation of reward values and/or in the anticipation of rewarding events. Here, we use functional magnetic resonance imaging to compare brain activation during the presentation of reward with that during presentation of (conditioned) stimuli that have been paired previously with reward. Specifically, we aimed to investigate conditioned reward in …


Acculturation, Social Acceptance, And Adjustment Of Early Adolescents, Jenny Klein Jan 2005

Acculturation, Social Acceptance, And Adjustment Of Early Adolescents, Jenny Klein

Electronic Theses and Dissertations

A majority of research regarding disruptive behavior disorders in youth has focused primarily upon Caucasian children and adolescents. As a result, more investigation of the unique characteristics of youth from ethnically diverse backgrounds, particularly those from Hispanic American and African American backgrounds, is needed (Balls Organista, Organista, & Kurasaki, 2003). This study investigated the relationships between several characteristics (e.g., ethnic identity, socioeconomic status, social acceptance, and emotional and behavioral symptoms) of early adolescents belonging to diverse ethnic groups. Results suggested that socioeconomic status and degree of early adolescents' social acceptance were important factors in predicting the development of internalizing and …


Validating The Impact Of Event Scale With Adolescents : A Look At The September 11, 2001, Terrorist Attacks, Claudia Lingertat Jan 2005

Validating The Impact Of Event Scale With Adolescents : A Look At The September 11, 2001, Terrorist Attacks, Claudia Lingertat

PCOM Psychology Dissertations

The current study examined the psychometric properties of the Impact of Event Scale (IES; Horowitz, Wilner, & Alvarez, 1979), a self-report measure of current subjective distress. Twenty-four adolescents from an urban high school were surveyed regarding their experiences from the events of September 11, 2001. The IES showed a moderate correlation with the My Worst Experience Scale (MWES; Hyman, Snook, Berna, & Kohr, 1997). Findings indicate the IES may be effective as a quick screening tool for the intrusive and avoidant symptoms of posttraumatic stress in adolescents pending further research with a larger sample.