Sökning: "cognitive stress"

Visar resultat 26 - 30 av 230 avhandlingar innehållade orden cognitive stress.

1. 26. Stress steroids as accelerators of Alzheimer's disease. : Effects of chronically elevated levels of allopregnanolone in transgenic AD models

   Författare :Sara Bengtsson; Mingde Wang; Torbjörn Bäckström; Maja Johansson; Caroline Graff; Umeå universitet; []
   Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Allopregnanolone; Alzheimer s disease; beta-amyloid; synaptophysin; chronic stress; Morris water maze; obstetrik och gynekologi; Obstetrics and Gynaecology; medicinsk farmakologi; Medical Pharmacology; Neurology; neurologi; Geriatrics; geriatrik; medical behavioral science; medicinsk beteendevetenskap;

   Sammanfattning : Background Alzheimer’s disease (AD) and dementia are devastating con­ditions not only for the affected patients but also for their families.  The economical costs for the society are tremendous. LÄS MER

3. 27. Posttraumatic Stress Reactions in Tortured Refugees : Relationship to pain, cognitive impairments, and negative appraisals

   Författare :Linda Nordin; Institutionen för psykologi; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Refugees; torture; PTSD; pain; cognitive impairment; TBI;

   Sammanfattning : Refugees, particularly those exposed to torture and other forms of organized violence, often experience a wide range of difficulties, including posttraumatic stress disorder (PTSD), depression, and somatic disturbances, particularly pain. Multimodal treatments have been developed to target this comorbidity in refugees, with evidence suggesting they are moderately effective. LÄS MER

4. 28. The aging brain and changes in cognitive performance : Findings from morphometry and quantitative susceptibility mapping of iron

   Författare :Ninni Persson; Håkan Fischser; Kristine B. Walhovd; Stockholms universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; brain aging; volumes; ndividual differences; QSM; cognitive aging; iron; episodic memory; fluid-; crystalized abilities; sex differences; gender differences; Psychology; psykologi;

   Sammanfattning : Brain aging is a heterogeneous phenomenon, and this thesis illustrates how the course of aging can vary within individuals over time and between individuals as a function of age, sex, and genetic variability. We used two contrasts from magnetic resonance imaging (MRI), namely spin-lattice T1-weighted imaging, and quantitative susceptibility mapping (QSM) from gradient-echo images, to picture the aging brain, by means of morphometric measures and brain-iron concentrations. LÄS MER

5. 29. Symptoms of Posttraumatic Stress in Parents of Children on Cancer Treatment : Factor Structure, Experiential Avoidance, and Internet-based Guided Self-help

   Författare :Martin Cernvall; Louise von Essen; Gustaf Ljungman; Christine Eiser; Uppsala universitet; []
   Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Cancer and oncology; Children; Parents; Cognitive behavior therapy; Experiential avodiance; Posttraumatic stress symptoms; Depresssion;

   Sammanfattning : Having a child diagnosed with cancer is stressful and many parents of children on treatment for cancer report symptoms of posttraumatic stress (PTSS). The overall purpose was to, among parents of children on treatment for cancer, investigate the factor structure of PTSS; investigate the relationships between experiential avoidance (EA), rumination, PTSS and depression; and to develop, test, and evaluate a guided self-help intervention provided via the internet. LÄS MER

7. 30. "Elöverkänslighet" : En förklaringsmodell, några karakteristika hos drabbade och effekten av psykologisk behandling med kognitiv-beteendeterapeutiska metoder

   Författare :Uwe Harlacher; Institutionen för psykologi; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; cognitive behaviour therapy; electricity hypersensitivity; cognitive schema; Applied and experimental psychology; idiopathic environmental intolerance; Tillämpad och experimentell psykologi;

   Sammanfattning : The thesis examines various aspects of "electricity hypersensitivity" (EH). An empirical investigation of a group of persons suffering from EH was carried out, a part of the group being treated psychologically according to cognitive- behavioural principles in a controlled outcome study. LÄS MER