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Resting State Functional Connectivity In The Default Mode Network: Relationships Between Cannabis Use, Gender, And Cognition In Adolescents And Young Adults, Megan Ritchay Aug 2021

Resting State Functional Connectivity In The Default Mode Network: Relationships Between Cannabis Use, Gender, And Cognition In Adolescents And Young Adults, Megan Ritchay

Theses and Dissertations

Introduction: Cannabis is the most commonly used illicit substance in the United States, and nearly 1 in 4 young adults are current cannabis users. The psychoactive component of cannabis, THC, is active at cannabinoid receptors, type 1, or CB1 receptors. CB1 receptors play a critical role in neural development, and chronic cannabis use causes desensitization and downregulation of these receptors. Chronic cannabis use is associated with changes in resting state functional connectivity (RSFC) in the default mode network (DMN) in adolescents and young adults, although results are somewhat inconsistent across studies, likely due to differing methodologies. Additionally, cannabis effects appear …


Testing Components Of A Self-Management Theory In Adolescents With Type 1 Diabetes Mellitus, Gwen Marie Verchota May 2014

Testing Components Of A Self-Management Theory In Adolescents With Type 1 Diabetes Mellitus, Gwen Marie Verchota

Theses and Dissertations

Advances in treatment technology and the importance of obtaining normoglycemia in order to prevent or delay complications associated with Type 1 Diabetes Mellitus (T1DM) has shifted much of the emphasis of diabetes self-management (SM) onto the adolescent and his or her family. The primary responsibility for managing T1DM in childhood is with the parent whereas during adolescence, increasing levels of responsibility for SM are transferred to the adolescent. This study examined the relationships of key context and process variables on proximal (self-management behaviors [SMB]) and distal outcomes (metabolic control and diabetes-specific health-related quality of life [DQOL]) from the Individual and …


Impact Of Faah Genotype And Marijuana Use On Brain Structure And Neuropsychological Performance In Emerging Adults, Skyler Gabriel Shollenbarger May 2014

Impact Of Faah Genotype And Marijuana Use On Brain Structure And Neuropsychological Performance In Emerging Adults, Skyler Gabriel Shollenbarger

Theses and Dissertations

Introduction: Chronic MJ use may be associated with higher cognitive ability impairments (see Lisdahl et al., 2013). Regions undergoing later maturation (Gogtay 2004), may be at increased risk for MJ-induced alterations. Endogenous cannabinoid signaling (ECS) is modulated by the function the enzyme Fatty Acid Amide Hydrolase (see Ho & Hilard, 2005), thus the gene encoding for this enzyme (FAAH) impacts ECS (Sipe et al., 2002). Here, we examine the impact of MJ use and FAAH genotype on PFC complexity and underlying frontal white matter (WM) integrity in young adults. Methods: Participants included 37 MJ users and 37 non-using young adults …


Singer Identity In Adolescence, Trinny Lou Schumann May 2014

Singer Identity In Adolescence, Trinny Lou Schumann

Theses and Dissertations

There is a prevalent and growing trend of adults labeling themselves as non-singers. This crisis of singer identity becomes a factor as music education programs strive to promote singing, especially community singing. This qualitative research study addressed the self-perceptions of singing identity, ability, and attitudes in adolescents. The purpose of this study was to investigate how adolescent students view their own singing abilities in order to gain insight and understanding about what factors play an important role in the shaping of views about their own singing identity. Previous studies shaped the framework for this investigation. Studies reviewed included: (1) the …