Hi\u00e7 m\u00fczikten ho\u015flanmayan biriyle tan\u0131\u015ft\u0131n\u0131z m\u0131? O ki\u015fide halk\u0131n y\u00fczde 3-5\u2019ini etkileyen, m\u00fczikal anhedoni (haz yitimi) ad\u0131 verilen bir durum olabilir.<\/p>\n
Barcelona \u00dcniversitesi\u2019nden ve McGill \u00dcniversitesi Montreal N\u00f6roloji Enstit\u00fcs\u00fc ve Hastanesi\u2019nden ara\u015ft\u0131rmac\u0131lar, bu durumdaki ki\u015filerin ses i\u015flemeden sorumlu kortikal b\u00f6lgeleri ile \u00f6d\u00fcllendirmeyle ilgili alt-kortikal b\u00f6lgeleri aras\u0131ndaki ba\u011flant\u0131n\u0131n zay\u0131flad\u0131\u011f\u0131n\u0131 ke\u015ffettiler.<\/p>\n
M\u00fczikal anhedoninin k\u00f6klerini anlamak i\u00e7in, ara\u015ft\u0131rmac\u0131lar, m\u00fczi\u011fe olan duyarl\u0131l\u0131k d\u00fczeylerini \u00f6l\u00e7en bir anketi tamamlayan ve yan\u0131tlar\u0131n\u0131 temel alarak \u00fc\u00e7 hassasiyet grubuna b\u00f6l\u00fcnen 45 sa\u011fl\u0131kl\u0131 kat\u0131l\u0131mc\u0131yla \u00e7al\u0131\u015ft\u0131. Daha sonra kat\u0131l\u0131mc\u0131lar, bir fMRI makinesi i\u00e7inde m\u00fczik par\u00e7alar\u0131n\u0131 dinlerken, e\u015fzamanl\u0131 olarak da be\u011fenme derecelendirmesi yapt\u0131lar. Beyinlerinin di\u011fer \u00f6d\u00fcl t\u00fcrlerine verdikleri tepkiyi kontrol etmek i\u00e7in, kat\u0131l\u0131mc\u0131lara i\u00e7inde para kazanma ya da kaybetme olan bir kumar oyunu oynatt\u0131lar.<\/p>\n
Ara\u015ft\u0131rmac\u0131lar fMRI verilerini incelediklerinde, m\u00fczikal anhedonisi olanlarda \u00f6d\u00fcl a\u011f\u0131n\u0131n alt-kortikal yap\u0131s\u0131nda bulunan nucleus accumbens<\/em>\u2019in aktivitesinde bir azalma buldular. Ayn\u0131 b\u00f6lge kumar oyununda para kazan\u0131ld\u0131\u011f\u0131nda da aktive oldu\u011fu i\u00e7in, g\u00f6zlemlenen azalma nucleus accumbens<\/em>\u2019in uygun olmayan bir \u015fekilde \u00e7al\u0131\u015fmas\u0131yla ilgili de\u011fildi.<\/p>\n Bununla birlikte, m\u00fczikal anhedonisi olanlarda, ses i\u015fleme ve nucleus accumbens<\/em> ile ilgili kortikal b\u00f6lgeler aras\u0131ndaki ba\u011flant\u0131da fonksiyonel azalma g\u00f6zlemlendi. Buna kar\u015f\u0131l\u0131k, m\u00fczikte y\u00fcksek hassasiyete sahip ki\u015filerde aradaki ba\u011flant\u0131 g\u00fc\u00e7lenmi\u015fti.<\/p>\n Kat\u0131l\u0131mc\u0131lar para gibi farkl\u0131 \u00f6d\u00fcl yollar\u0131 sunan, farkl\u0131 uyaranlara kar\u015f\u0131 tepki verirken m\u00fczi\u011fe kar\u015f\u0131 duyars\u0131z olabilir. Bu bulgu, di\u011fer alanlara \u00f6zg\u00fc anhedonilerin alt\u0131nda yatan sinirsel alt-katmanlar\u0131n ayr\u0131nt\u0131l\u0131 bir \u015fekilde incelenmesine yol a\u00e7abilir ve evrimsel bir bak\u0131\u015f a\u00e7\u0131s\u0131yla, m\u00fczi\u011fin \u00f6d\u00fcllendirmeyi nas\u0131l ele ald\u0131\u011f\u0131n\u0131 anlamam\u0131za yard\u0131mc\u0131 olabilir.<\/p>\n Beyindeki ba\u011flant\u0131 eksikli\u011finin bili\u015fsel yetenekteki di\u011fer eksikliklerden sorumlu oldu\u011fu g\u00f6sterilmi\u015ftir. \u00d6rne\u011fin, otizm spektrum bozuklu\u011fu olan \u00e7ocuklar\u0131 i\u00e7eren ara\u015ft\u0131rmalarda, onlar\u0131n insan sesini ho\u015f bir \u015fekilde deneyimleyememelerinin sebebi, bilateral posterior superior temporal sulcus<\/em> ile nucleus accumbens<\/em>\u2019i de i\u00e7eren \u00f6d\u00fcl sistemi aras\u0131ndaki ba\u011flant\u0131n\u0131n azalmas\u0131 olarak a\u00e7\u0131klanm\u0131\u015ft\u0131r. Yap\u0131lan bu son \u00e7al\u0131\u015fma, insan\u0131n \u00f6d\u00fcl tepkisinde sinirsel ba\u011flant\u0131lar\u0131n \u00f6nemini ortaya koymu\u015ftur.<\/p>\n Bir sinirbilimci ve makalenin yazarlar\u0131ndan Robert Zatorre, \u201cBu bulgular sadece \u00f6d\u00fcl sisteminin i\u015fleyi\u015findeki bireysel de\u011fi\u015fkenli\u011fi anlamam\u0131za yard\u0131mc\u0131 olmakla kalmay\u0131p, ilgisizlik, depresyon ve ba\u011f\u0131ml\u0131l\u0131k gibi \u00f6d\u00fclle ilgili bozukluklar\u0131n tedavisinde kullan\u0131lan terapilerin geli\u015ftirilmesinde de kullan\u0131labilir.\u201d<\/p>\n <\/p>\n \u00c7ev. Nazl\u0131 Turan<\/strong><\/p>\n Bo\u011fazi\u00e7i \u00dcnv. Makine M\u00fchendisli\u011fi B\u00f6l. YL<\/em><\/strong><\/p>\n \u00a0<\/strong><\/p>\n Kaynak:<\/strong> https:\/\/www.sciencedaily.com\/releases\/2017\/01\/170104103628.htm<\/p>\n","protected":false},"excerpt":{"rendered":" Hi\u00e7 m\u00fczikten ho\u015flanmayan biriyle tan\u0131\u015ft\u0131n\u0131z m\u0131? O ki\u015fide halk\u0131n y\u00fczde 3-5\u2019ini etkileyen, m\u00fczikal anhedoni (haz yitimi) ad\u0131 verilen bir durum olabilir. Barcelona \u00dcniversitesi\u2019nden ve McGill \u00dcniversitesi Montreal N\u00f6roloji Enstit\u00fcs\u00fc ve Hastanesi\u2019nden ara\u015ft\u0131rmac\u0131lar, bu durumdaki ki\u015filerin ses i\u015flemeden sorumlu kortikal b\u00f6lgeleri ile \u00f6d\u00fcllendirmeyle ilgili alt-kortikal b\u00f6lgeleri aras\u0131ndaki ba\u011flant\u0131n\u0131n zay\u0131flad\u0131\u011f\u0131n\u0131 ke\u015ffettiler. M\u00fczikal anhedoninin k\u00f6klerini anlamak i\u00e7in, ara\u015ft\u0131rmac\u0131lar, […]<\/p>\n","protected":false},"author":1,"featured_media":6982,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[19,212],"tags":[],"class_list":["post-6981","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bilim-gundemi","category-bilissel-bilimler"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/posts\/6981","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/comments?post=6981"}],"version-history":[{"count":0,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/posts\/6981\/revisions"}],"wp:attachment":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/media?parent=6981"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/categories?post=6981"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/tags?post=6981"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}