{"id":17070,"date":"2024-06-21T06:21:36","date_gmt":"2024-06-21T06:21:36","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=17070"},"modified":"2024-06-21T06:21:36","modified_gmt":"2024-06-21T06:21:36","slug":"brain-scans-dying-man-reveal-potential-memory-replay-death","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/cs\/science\/neuroscience-and-psychology\/brain-scans-dying-man-reveal-potential-memory-replay-death\/","title":{"rendered":"Mozek um\u00edraj\u00edc\u00edho: P\u0159ehr\u00e1v\u00e1n\u00ed vzpom\u00ednek v okam\u017eiku smrti"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Sn\u00edmky mozku um\u00edraj\u00edc\u00edho mu\u017ee odhaluj\u00ed mo\u017en\u00e9 p\u0159ehr\u00e1v\u00e1n\u00ed vzpom\u00ednek v okam\u017eiku smrti<\/h2>\n\n<h2 class=\"wp-block-heading\">Mozkov\u00e1 aktivita v posledn\u00edch okam\u017eic\u00edch<\/h2>\n\n<p>V pr\u016flomov\u00e9 studii zaznamenali v\u011bdci mozkovou aktivitu um\u00edraj\u00edc\u00edho mu\u017ee, co\u017e poskytlo bezprecedentn\u00ed pohled na to, co se d\u011bje v mozku v na\u0161ich posledn\u00edch okam\u017eic\u00edch. Studie publikovan\u00e1 v \u010dasopise Frontiers in Aging Neuroscience odhalila n\u00e1hl\u00fd vzr\u016fst aktivity spojen\u00e9 s vybaven\u00edm vzpom\u00ednek, meditac\u00ed a sn\u011bn\u00edm v sekund\u00e1ch p\u0159ed a po zastaven\u00ed mu\u017eova srdce.<\/p>\n\n<h2 class=\"wp-block-heading\">Elektrick\u00e1 aktivita um\u00edraj\u00edc\u00edho mozku<\/h2>\n\n<p>V\u00fdzkumn\u00edci pou\u017eili elektroencefalograf (EEG) ke sledov\u00e1n\u00ed elektrick\u00e9 aktivity v mozku mu\u017ee. Tato technika jim umo\u017enila zachytit neur\u00e1ln\u00ed oscilace mozku nebo mozkov\u00e9 vlny, kter\u00e9 jsou zapojeny do r\u016fzn\u00fdch mozkov\u00fdch funkc\u00ed.<\/p>\n\n<h2 class=\"wp-block-heading\">Vybavov\u00e1n\u00ed vzpom\u00ednek a gama vlny<\/h2>\n\n<p>V\u00fdzkumn\u00edci pozorovali obzvl\u00e1\u0161t\u011b zaj\u00edmav\u00fd vzorec mozkov\u00e9 aktivity zahrnuj\u00edc\u00ed gama vlny, kter\u00e9 jsou spojeny s vybaven\u00edm vzpom\u00ednek. To nazna\u010duje, \u017ee mu\u017e\u016fv mozek mohl p\u0159ehr\u00e1vat vzpom\u00ednky z cel\u00e9ho jeho \u017eivota.<\/p>\n\n<h2 class=\"wp-block-heading\">Dal\u0161\u00ed neuronov\u00e9 oscilace<\/h2>\n\n<p>Krom\u011b gama vln zaznamenali v\u011bdci tak\u00e9 dal\u0161\u00ed typy neuronov\u00fdch oscilac\u00ed, v\u010detn\u011b theta, delta, alfa a beta oscilac\u00ed. Tyto oscilace jsou zapojeny do \u0159ady mozkov\u00fdch funkc\u00ed, jako je pam\u011b\u0165, meditace a sn\u011bn\u00ed.<\/p>\n\n<h2 class=\"wp-block-heading\">Omezen\u00ed a d\u016fsledky<\/h2>\n\n<p>A\u010dkoli tato studie poskytuje cenn\u00e9 poznatky o aktivit\u011b mozku na konci \u017eivota, je d\u016fle\u017eit\u00e9 si uv\u011bdomit jej\u00ed omezen\u00ed. Studie zahrnovala pouze jeden p\u0159\u00edpad a mu\u017e trp\u011bl epilepsi\u00ed, kter\u00e1 m\u016f\u017ee m\u011bnit aktivitu gama vln.<\/p>\n\n<p>Navzdory t\u011bmto omezen\u00edm v\u00fdsledky navazuj\u00ed na p\u0159edchoz\u00ed v\u00fdzkum u potkan\u016f, kter\u00fd zaznamenal podobn\u00e9 vzorce mozkov\u00e9 aktivity p\u0159ed a po smrti. To nazna\u010duje, \u017ee vybaven\u00ed vzpom\u00ednek by mohlo b\u00fdt univerz\u00e1ln\u00ed zku\u0161enost\u00ed u um\u00edraj\u00edc\u00edch savc\u016f.<\/p>\n\n<h2 class=\"wp-block-heading\">D\u016fsledky pro z\u00e1rmutek a ztr\u00e1tu<\/h2>\n\n<p>Zji\u0161t\u011bn\u00ed studie maj\u00ed potenci\u00e1ln\u00ed d\u016fsledky pro pochopen\u00ed z\u00e1rmutku a ztr\u00e1ty. T\u00edm, \u017ee odhaluje, \u017ee mozek m\u016f\u017ee p\u0159ehr\u00e1vat vz\u00e1cn\u00e9 vzpom\u00ednky v posledn\u00edch okam\u017eic\u00edch \u017eivota, nab\u00edz\u00ed z\u00e1blesk \u00fat\u011bchy t\u011bm, kte\u0159\u00ed ztratili sv\u00e9 bl\u00edzk\u00e9.<\/p>\n\n<h2 class=\"wp-block-heading\">Dal\u0161\u00ed v\u00fdzkum<\/h2>\n\n<p>A\u010dkoli tato studie poskytuje l\u00e1kav\u00fd pohled na aktivitu mozku na konci \u017eivota, je t\u0159eba dal\u0161\u00edho v\u00fdzkumu, kter\u00fd by tato zji\u0161t\u011bn\u00ed potvrdil a roz\u0161\u00ed\u0159il. Budouc\u00ed studie by m\u011bly zahrnovat v\u011bt\u0161\u00ed po\u010det \u00fa\u010dastn\u00edk\u016f a zkoumat mozkovou aktivitu jedinc\u016f bez epilepsie.<\/p>\n\n<h2 class=\"wp-block-heading\">Dal\u0161\u00ed \u00favahy<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>V\u00fdsledky studie nenazna\u010duj\u00ed, \u017ee v\u011bdom\u00ed pokra\u010duje po smrti.<\/li>\n<li>Aktivita mozku na konci \u017eivota se m\u016f\u017ee li\u0161it v z\u00e1vislosti na faktorech, jako je p\u0159\u00ed\u010dina smrti a individu\u00e1ln\u00ed rozd\u00edly.<\/li>\n<li>V\u00fdsledky studie by m\u011bly b\u00fdt interpretov\u00e1ny s opatrnost\u00ed, proto\u017ee jsou zalo\u017eeny na jedin\u00e9 p\u0159\u00edpadov\u00e9 studii.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Sn\u00edmky mozku um\u00edraj\u00edc\u00edho mu\u017ee odhaluj\u00ed mo\u017en\u00e9 p\u0159ehr\u00e1v\u00e1n\u00ed vzpom\u00ednek v okam\u017eiku smrti Mozkov\u00e1 aktivita v posledn\u00edch okam\u017eic\u00edch V pr\u016flomov\u00e9 studii zaznamenali v\u011bdci mozkovou aktivitu um\u00edraj\u00edc\u00edho mu\u017ee, co\u017e poskytlo bezprecedentn\u00ed pohled na&hellip;<\/p>\n","protected":false},"author":6,"featured_media":23690,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22544],"tags":[5343,1579,22542,22541,7901,22543],"class_list":["post-17070","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-neuroscience-and-psychology","tag-brain-scans","tag-neuroscience","tag-memory-recall","tag-dying-brain","tag-near-death-experiences","tag-life-flashes-before-eyes"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/17070","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/comments?post=17070"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/17070\/revisions"}],"predecessor-version":[{"id":17071,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/17070\/revisions\/17071"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media\/23690"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media?parent=17070"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/categories?post=17070"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/tags?post=17070"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}