Sökning: "Pupil Dilation"

Visar resultat 1 - 5 av 8 avhandlingar innehållade orden Pupil Dilation.

1. 1. Clinical Studies on Dark Adaptation: with Particular Reference to Carotid Artery Disease

   Författare :Ulf Havelius; Oftalmologi (Malmö); []
   Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; polycythemia; photoreceptors; phlebotomy; ocular blood flow; headache; dilation lag; dark adaptometry; dark adaptation; color Doppler imaging; carotid artery stenosis; carotid artery disease; carotid endarterectomy; pupil; pupillometry; retinal blood flow; Ophtalmology; Oftalmologi;

   Sammanfattning : Purpose: To study dark adaptation in patients with symptomatic carotid artery disease or polycythemia before and after treatment. This necessitated determinations of pupillary changes as such may influence the findings. To determine whether changes in the retinal blood flow in light and darkness occur in healthy humans. LÄS MER

3. 2. The perception of actions and interactions : And the importance of context

   Författare :Joshua Juvrud; Gustaf Gredebäck; Denis Mareschal; Uppsala universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; action understanding; action perception; motion; perception; context; environment; eye-tracking; pupil dilation; Psychology; Psykologi;

   Sammanfattning : The perception of actions and interactions is a dynamic process linked with perceptual processes, the internal and external states of the individual, prior experiences, and the immediate environment. Given these differential contexts, it is very likely there are differences in how infants perceive, interpret, and respond to actions. LÄS MER

4. 3. Visual Attention to Faces, Eyes and Objects : Studies of Typically and Atypically Developing Children

   Författare :Johan L. Kleberg; Terje Falck-Ytter; Gustaf Gredebäck; Elsabbagh Mayada; Uppsala universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Attention; Eye Tracking; Pupil Dilation; Arousal; Social Attention; Gap Overlap; Autism; Social Anxiety Disorder; Infants; Phasic Alerting; Psychology; Psykologi;

   Sammanfattning : Abstract. The overall aim of this doctoral work is to understand attentional functions in typically developing infants, and in children with two psychiatric conditions: autism spectrum disorder (ASD) and social anxiety disorder (SAD). Previous research has shown that attention can be subdivided into a number of interacting functions. LÄS MER

5. 4. Attention and Learning through the Eyes of the Emotional Brain

   Författare :Manuel Oliva; Kognitionsvetenskap; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES;

   Sammanfattning : The present thesis consists of four articles that address cognitive-emotional interactions as measured through eye movements and pupil dilation.Social facilitation-inhibition is an effect that describes changes in performance (enhancement or impairment) when individuals complete tasks in social presence compared to when they perform the same tasks in solitary conditions. LÄS MER

7. 5. On cataract surgery in uveitis - management and outcome in pediatric and adult patients

   Författare :Sara Pålsson; Göteborgs universitet; []
   Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Cataract; Uveitis; Intraocular lens; Register;

   Sammanfattning : Aims: To evaluate surgical procedures and outcomes in cataract surgery in adults and children with uveitis. To compare the results of implantation of two different intraocular lenses (IOLs). Methods: Retrospective reviews of medical charts of children and adults with cataract and uveitis were performed (papers I and II). LÄS MER