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 95 for “"Developmental period"”.
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Inaugural studies of the life history and predator/prey associations of Heringia calcarata (Loew)(Diptera: Syrphidae), a specialist predator of the woolly apple aphid, Eriosoma lanigerum (Hausmann)(Homoptera: Eriosomatidae)
… calcarata were reported and the duration of the developmental period of all life stages was quantified. The phenology and relative abundance of H. calcarata was studied in the field using water pan traps, sticky traps, emergence traps, sentinel trees, and destructive sampling of aphid colonies. …
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Interactions of Thyroid Hormones and Nerve Growth Factor in Normal Development of the Rat Hippocampus and Basal Forebrain and in Recovery From Early Hypothyroid Retardation
… hippocampal plasticity lasting beyond the normal developmental period. This plasticity may be a result of regulatory and compensatory changes in neurotrophins and their receptors.
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Cannabis Use Through a Developmental Lens: Perceptions of Cannabis Use in Emerging Adulthood
… use and critical tasks associated with this developmental period. In Study One, 182 EAs completed an online survey that examined relationships between the developmental context and cannabis use. Results of multivariate analyses indicated that certain core features of EA were associated with …
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Mothers’ and Fathers’ Differential Discussion of Emotion with their School-Age Children
… of emotions has been a topic of interest in developmental research for decades because of the importance of understanding how children learn about their emotions. The influence of the sex of both parent and child, however, are often not considered, and research on parent emotion socialization …
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Examining Adolescent Daughters' and their Parents' Implicit Math-Gender Stereotypes
… math-gender stereotypes during an important developmental period for career-related decisions: late adolescence. Participants (N=415) included adolescent girls (N=185, Mage=17) and at least one parent (N=230, Mage =49). Implicit math-gender stereotyping was measured using an IAT (Greenwald et …
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It gets better? Comparing the experiences of LGB and heterosexual Canadians
… in Canada. Adolescence, being an important developmental period for identity development, is understood as particularly challenging for LGBTQ+ youths. With heightened rates of suicide for this population, claims like “it gets better” have been used to inspire hope and motivate young queer …
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Emerging adulthood and willingness to caregive
… declining degrees of dependency common in the developmental period. This study investigated whether emerging adults differ in AD caregiving beliefs based on relationship (parent vs. grandparent), as well as which factors best predict willingness to caregive. Caregiving beliefs were assessed …
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The Influence of Sustained CB1 Blockade During Adolescence on Breakpoints in a Progressive-ratio Paradigm
The developmental psychopharmacology of cannabinoids is poorly understood and little is known about the developmental consequences of repeated exposure to cannabinoid antagonists. In these experiments, male Long-Evans rats were treated with SR141716A, a cannabinoid antagonist, throughout …
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Neurite inhibiting factors from the developing and mature spinal cord
… Oppenheim, 1985). During this early embryonic period axonal injury is readily repaired, in part due to the similar environments required by developing and regenerating axons (Shimizu et al., 1990). Soon after completing the development of long ascending and descending tracts the environment of …
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Patterns of Chemosensory Behavior in a Closed Population of Wild African Elephants (Loxodonta Africana)
… age than females, which provides a protracted developmental period for males. This study examined chemosensory behaviors in a population of African elephants living in Addo Elephant National Park, South Africa and demonstrated that patterns emerge as elephants develop and approach sexual …
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The impact of parental-childhood attachment bonds on stress, anxiety, and depression in adulthood
… which can provide security for children during a developmental period in their lives. Attachment bonds during childhood can be secure, avoidant, anxious or disorganized and have shown to have an effect on mental health in adulthood. The Parental Acceptance-Rejection Questionnaire (PARQ) was used …
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Intersectional Examination of Individuation and Emotional Intelligence: Longitudinal Associations with Positive Psychology and Multicultural Psychology
<p>Emerging adulthood is a unique transitional period that has only recently been introduced into the literature (Arnett & Taber, 1994). Gaps exist in explicating underlying concepts of positive development in this developmental period. Individuation and emotional intelligence have been identified …
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Emotion Knowledge and Relational Aggression in Preschoolers
… one of the most important tasks of this developmental period. Deficits in emotion knowledge have been linked with increased aggressive behaviors and poor peer acceptance. This study's main objective was to clarify whether emotion knowledge is related to relational aggression in young …
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Neuroeconomic Predictors of Adolescent Risky Decision-Making
Adolescence is a critical developmental period characterized by neurobiological changes and exposure to novel experiences. According to the Center for Disease Control, approximately 70% of adolescent deaths in the United States are due to risky behaviors such as reckless driving and risky sexual …
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Certain biological comparisons of resistant and non-resistant strains of the German cockroach, Blattella Germanica (Linnaeus)
… compared with a normal strain as to incubation period of eggs, developmental period of nymphs, and longevity of adults. The resistant strains were more heterogeneous than the normal, with the exceptions of the chlordane-resistant males and females of the nymphal developmental study and all the …
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Behavioral disinhibition and cortisol reactivity as a function of psychosocial stress and personality in adolescents
Although the developmental period of adolescence is characterized by impulsive and risk-taking behaviors, explanations for the range of behavioral disinhibition across adolescents that include biological, personality, and environmental factors have not been fully elucidated. Additionally, these …
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The Ontogeny of Whistle Production in Infant Atlantic Bottlenose Dolphins (<i>Tursiops truncatus</i>) During the First Thirty Days of Life
… clear narrowband whistles throughout this developmental period. The maximum frequency, frequency range, and duration of calf whistles and whistle squawks increase with age, suggesting that the acoustic prowess of dolphin calves develops during the first month of life.</p>
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Exploring the interactive and linguistic dimensions of parent input and their role in the development of children's simple sentences.
… better identify high-quality input for a defined developmental period. The purpose of this study was to identify how different features from the interactive and linguistic dimensions intersect in parent input at 21 months, and how those intersections relate to the production of diverse, childlike …
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The Perceived Effectiveness of School-Based Accommodations for Students with Systemic Lupus Erythematosus
… activity and severity is harsher during the developmental period of childhood and adolescence than during adulthood. Lupus symptoms and medication side effects may cause patients to experience neurocognitive and/or physical impairment. The cyclical nature of the illness consists of flare and …
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An Interpretative Phenomenological Analysis of the Experiences of Young Adult Grandchild Caregivers of Grandparents with Dementia
… caregivers, aged 18 to 29 years, are in the developmental stage of emerging adulthood, a period characterized by identity exploration, pursuit of autonomy, and life transitions—factors often at odds with the demands of caregiving. This study examined the uncommon caregiving dynamic of …
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