Sökning: "activated voxels"

Hittade 2 uppsatser innehållade orden activated voxels.

  1. 1. Individualized mathematical modeling of neural activation in electric field

    Uppsats för yrkesexamina på avancerad nivå, Uppsala universitet/Avdelningen för systemteknik

    Författare :Helena Andersson; [2017]
    Nyckelord :;

    Sammanfattning : Deep Brain Stimulation (DBS) is a treatment of movement disorders such as Parkinson's disease and essential tremor. Today it has been used in more than 80.000 patients. Electrical stimulation is administered by an implanted pulse generator through an electrode surgically placed in a target brain area specific to the treated disease. LÄS MER

  3. 2. Circadian Rhythms in the Brain - A first step

    Master-uppsats, Institutionen för medicinsk teknik; Centrum för medicinsk bildvetenskap och visualisering, CMIV; Tekniska högskolan

    Författare :Kamalaker Reddy Dadi; [2013]
    Nyckelord :BOLD-fMRI; Circadian Rhythms; suprachiasmatic nucleus; sleep disorders; ROI; ON-OFF experimental paradigm; ICA; activated voxels; voxel time series BOLD responses; correlation analysis;

    Sammanfattning : Circadian Rhythms (CR) are driven by a biological clock called as suprachiasmaticnucleus (SCN), located in a brain region called the hypothalamus. These rhythms are very much necessary in maintaining the sleep and wake cycle at appropriate times in a day. LÄS MER