{"id":13251,"date":"2019-03-28T09:08:30","date_gmt":"2019-03-28T09:08:30","guid":{"rendered":"http:\/\/vr-room.ch\/?p=13251"},"modified":"2019-03-25T09:10:39","modified_gmt":"2019-03-25T09:10:39","slug":"das-ganze-gehirn-fuehlt-emotionsforscher-nutzen-fuer-die-studien-vr","status":"publish","type":"post","link":"https:\/\/vr-room.ch\/fr\/2019\/03\/28\/das-ganze-gehirn-fuehlt-emotionsforscher-nutzen-fuer-die-studien-vr\/","title":{"rendered":"Le cerveau entier ressent - Les chercheurs en sciences \u00e9motionnelles utilisent la VR pour leurs \u00e9tudes"},"content":{"rendered":"<h3 id=\"was-wir-empfinden-beeinflusst-mehr-hirnareale-als-lange-angenommen-in-den-forschungsprojekten-des-schweizer-zentrums-fuer-affektive-wissenschaften-und-auch-des-departements-fuer-kognitive-neurowisse\">Ce que nous ressentons influence plus de zones c\u00e9r\u00e9brales qu'on ne le pensait depuis longtemps. Dans les projets de recherche du Centre suisse des sciences affectives et du D\u00e9partement de neurosciences cognitives de l'Universit\u00e9 de B\u00e2le, la RV aide \u00e0 d\u00e9clencher des \u00e9motions justes.<!--more--><\/h3>\n<p class=\"\">Ce sont des sentiments que tout le monde conna\u00eet : la joie, la col\u00e8re, la peur, la surprise, le d\u00e9go\u00fbt ou la tristesse. Il y a vingt ans encore, les psychologues \u00e9tudiaient ces \u00e9motions principalement en interrogeant leurs sujets et en surveillant les r\u00e9actions physiques comme le rythme cardiaque, la fr\u00e9quence respiratoire et l'expression du visage.<\/p>\n<p class=\"\">Mais depuis, la recherche sur les \u00e9motions a consid\u00e9rablement \u00e9volu\u00e9 : Gr\u00e2ce \u00e0 de nouvelles m\u00e9thodes comme l'imagerie par r\u00e9sonance magn\u00e9tique fonctionnelle (IRMf), les neuroscientifiques peuvent d\u00e9sormais analyser ce qui se passe dans le cerveau lorsqu'ils \u00e9veillent diff\u00e9rentes \u00e9motions chez leurs sujets. Pour ce faire, elles leur montrent par exemple des photos de visages tristes et joyeux, leur font sentir du chocolat ou leur font jouer des sc\u00e8nes de film effrayantes. Gr\u00e2ce \u00e0 l'IRMf, ils mesurent alors l'irrigation sanguine du cerveau et d\u00e9terminent quelles r\u00e9gions c\u00e9r\u00e9brales ont \u00e9t\u00e9 activ\u00e9es.<\/p>\n<p class=\"\">Bien s\u00fbr, les chercheurs ne voient pas directement les \u00e9motions dans le cerveau, mais ils peuvent observer que diff\u00e9rents processus \u00e9motionnels activent diff\u00e9rentes zones du cerveau de diff\u00e9rentes mani\u00e8res. \"Et c'est \u00e9norm\u00e9ment utile\", explique David Sander, directeur du<a href=\"http:\/\/www.snf.ch\/de\/fokusForschung\/nationale-forschungsschwerpunkte\/affektive-wissenschaften\/Seiten\/default.aspx\"> Centre Suisse des Sciences Affectives<\/a> \u00e0 Gen\u00e8ve.<\/p>\n<h3 id=\"vr-loest-wirkliche-gefuehle-aus\" class=\"\">La VR d\u00e9clenche de vraies \u00e9motions<\/h3>\n<p class=\"\">\"La plupart des chercheurs utilisent encore des m\u00e9thodes indirectes pour d\u00e9clencher des \u00e9motions\", explique le neuroscientifique Patrik Vuilleumier du Centre suisse des sciences affectives. Par exemple, le fait de regarder un visage joyeux activerait certaines r\u00e9gions du cerveau, mais sans forc\u00e9ment susciter un r\u00e9el sentiment de joie.<\/p>\n<p class=\"\">C'est pourquoi Vuilleumier d\u00e9veloppe un nouveau proc\u00e9d\u00e9 dans lequel ses sujets sont plong\u00e9s dans un monde virtuel \u00e0 l'aide de lunettes VR, o\u00f9 ils doivent r\u00e9soudre des t\u00e2ches et vivre des aventures. Cette immersion permet, selon Vuilleumier, de susciter des \u00e9motions presque naturelles. Des m\u00e9thodes statistiques et des analyses IRMf permettent ensuite d'\u00e9valuer quels facteurs d\u00e9clenchent quelle activit\u00e9 dans le cerveau dans les sc\u00e9narios virtuels.<\/p>\n<div class=\"insert nospacing force_full_width_mobile jumbo\">Les psychologues utilisent d\u00e9sormais eux aussi le fait que les exp\u00e9riences virtuelles permettent d'acc\u00e9der directement au monde des \u00e9motions. Ainsi, le d\u00e9partement de neurosciences cognitives de l'universit\u00e9 de B\u00e2le teste des applications pour smartphones utilisant la r\u00e9alit\u00e9 virtuelle ou augment\u00e9e pour le traitement de la phobie des araign\u00e9es et du vertige. L'avantage est que les personnes concern\u00e9es sont certes confront\u00e9es \u00e0 leurs peurs de mani\u00e8re proche de la r\u00e9alit\u00e9, mais que la situation reste toujours sous contr\u00f4le.<\/div>\n<div class=\"insert nospacing force_full_width_mobile jumbo\"><\/div>\n<div class=\"insert nospacing force_full_width_mobile jumbo\">La recherche sur les \u00e9motions offre ainsi \u00e9galement de nouvelles perspectives pour le traitement des maladies psychiques. En effet, dans nombre de ces troubles, des zones du cerveau impliqu\u00e9es dans le traitement des \u00e9motions sont touch\u00e9es.<\/div>\n<div class=\"insert nospacing force_full_width_mobile jumbo\"><\/div>\n<div class=\"insert nospacing force_full_width_mobile jumbo\">Source : Watson \/ Image : pixabay<\/div>","protected":false},"excerpt":{"rendered":"Ce que nous ressentons influence plus de zones c\u00e9r\u00e9brales qu'on ne le pensait depuis longtemps. Dans les projets de recherche du Centre Suisse des Sciences Affectives...","protected":false},"author":12,"featured_media":13252,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5,68],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Das ganze Gehirn f\u00fchlt \u2013 Emotionsforscher nutzen f\u00fcr ihre Studien VR - Schweizer Virtual Reality News<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/vr-room.ch\/fr\/2019\/03\/28\/das-ganze-gehirn-fuehlt-emotionsforscher-nutzen-fuer-die-studien-vr\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Das ganze Gehirn f\u00fchlt \u2013 Emotionsforscher nutzen f\u00fcr ihre Studien VR - Schweizer Virtual Reality News\" \/>\n<meta property=\"og:description\" content=\"Was wir empfinden, beeinflusst mehr Hirnareale als lange angenommen. 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