{"id":140774,"date":"2026-03-26T14:09:06","date_gmt":"2026-03-26T18:09:06","guid":{"rendered":"https:\/\/interamerica.org\/?p=140774"},"modified":"2026-03-27T08:36:28","modified_gmt":"2026-03-27T12:36:28","slug":"el-cerebro-ansioso","status":"publish","type":"post","link":"https:\/\/interamerica.org\/es\/2026\/03\/el-cerebro-ansioso\/","title":{"rendered":"El cerebro ansioso"},"content":{"rendered":"<div class=\"bg-cover bg-no-repeat relative\" data-type=\"Section\">\n<div class=\"!mx-auto absolute gap-4 md:gap-8 flex flex-col items-center justify-start pt-16 px-4 pb-8 md:pt-24 md:px-8 md:pb-16 lg:px-16 xl:px-24 max-w-none\" data-type=\"Container\">\n<div class=\"static max-w-prose md:max-w-screen-md w-auto overflow-visible flex flex-col items-center justify-start gap-4 md:gap-8\">\n<p class=\"text-white text-center text-lg font-body font-normal \">26 de marzo de 2026 | Torben Bergland, MD, para Reminded.org<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"relative\" data-type=\"Section\">\n<div class=\"!mx-auto relative gap-8 md:gap-16 xl:gap-24 flex flex-col items-center justify-start pt-4 px-4 pb-12 md:pt-8 md:px-6 md:pb-16 max-w-3xl\" data-type=\"Container\">\n<div class=\"prose max-w-none dark:prose-invert w-full \">\n<p class=\" text-lg font-body font-normal undefined\">Todo el organismo est\u00e1 involucrado en las respuestas a la ansiedad; pero hay dos partes del cerebro que son especialmente importantes:<\/p>\n<p class=\" text-lg font-body font-normal undefined\">1. La parte del cerebro relacionada con las emociones, conocida como sistema l\u00edmbico y, dentro de esta parte del cerebro que tiene que ver con las emociones, la am\u00edgdala, que es la que controla la respuesta emocional del cerebro y el sistema de la memoria.<br \/>\n2. La parte pensante del cerebro, conocida como l\u00f3bulo frontal, que anticipa e interpreta situaciones, decide la respuesta preferente y planifica lo que debe hacerse.<\/p>\n<p class=\" text-lg font-body font-normal undefined\">Los episodios de ansiedad pueden iniciarse tanto en la parte emocional como en la pensante del cerebro; pero, independientemente de d\u00f3nde comiencen, la otra parte se activar\u00e1 e involucrar\u00e1 eventualmente.<\/p>\n<p class=\" text-lg font-body font-normal undefined\">Imagina que est\u00e1s caminando afuera y de pronto te das cuenta de que est\u00e1s por pisar algo que parece una serpiente. En ese momento se dispara el sistema de alarma de la am\u00edgdala. Este sistema reconoce un peligro potencial, activa una respuesta al estr\u00e9s y prepara al cuerpo para luchar, huir o paralizarse. En la lucha o la huida se liberan adrenalina y cortisol. Se tensan los m\u00fasculos, el ritmo cardiaco y el de respiraci\u00f3n se acelera, se eleva la presi\u00f3n sangu\u00ednea y se acarrean ox\u00edgeno y glucosa a los m\u00fasculos, se eleva el sistema de alerta y ocurren otras respuestas m\u00e1s.<\/p>\n<p class=\" text-lg font-body font-normal undefined\">La am\u00edgdala es un salvavidas. Antes de que tengas tiempo para pensar acerca de lo que debes hacer, tu cuerpo se aleja inmediatamente de eso que parece una serpiente. El cerebro emocional toma el control y se hace cargo sin pedir la aprobaci\u00f3n del cerebro pensante.<\/p>\n<p class=\" text-lg font-body font-normal undefined\">El paralizarse es la respuesta de \u201chacerse el muerto\u201d, en donde se libera acetilcolina y se activan respuestas corporales opuestas.<\/p>\n<p class=\" text-lg font-body font-normal undefined\">En personas con trastornos de ansiedad, la am\u00edgdala puede volverse hipersensible, malinterpretando y respondiendo desproporcionadamente a los detonadores. Esto lleva a falsas alarmas y respuestas de intenso temor que no son ya salvavidas, sino m\u00e1s bien factores perturbadores. La am\u00edgdala se ve activada por im\u00e1genes, sonidos, olores y otras sensaciones que no son peligros reales. La am\u00edgdala activa el cerebro que piensa m\u00e1s despacio, que ayuda a interpretar y evaluar el peligro y determina si se debe continuar o detener la respuesta al estr\u00e9s.<\/p>\n<p class=\" text-lg font-body font-normal undefined\">Los episodios de ansiedad que se inician en el cerebro pensante son diferentes. Imagina a una persona sentada en su casa, haciendo planes para salir a caminar. Al imaginar creativamente su caminata, se imagina que puede pisar una serpiente, que la serpiente la va a morder y que se va a morir sola sin nadie que pueda ayudarle. Aun cuando este escenario solo cobra realidad en su pensamiento, tales pensamientos inquietantes pueden actuar como detonadores de la am\u00edgdala y causar un episodio de ansiedad con s\u00edntomas emocionales y f\u00edsicos, Al final, la persona decide no salir a su caminata.<\/p>\n<p>Estos dos escenarios ilustran la \u201cv\u00eda cerebral de las emociones\u201d en los episodios de ansiedad. Estas v\u00edas de ansiedad est\u00e1n compuestas por millones de c\u00e9lulas nerviosas que se comunican por medio de qu\u00edmicos llamados neurotransmisores en billones de conexiones nerviosas llamadas sinapsis. Neurotransmisores tales como:<\/p>\n<ul>\n<li>Serotonina<\/li>\n<li>Noradrenalina<\/li>\n<li>Dopamina<\/li>\n<li>GABA (\u00e1cido gamma-aminobut\u00edrico)<\/li>\n<li>y otros, est\u00e1n involucrados en respuestas a la ansiedad.<\/li>\n<\/ul>\n<p class=\" text-lg font-body font-normal undefined&gt;Decimos que \u201clas c\u00e9lulas nerviosas que se activan juntas se conectan entre s\u00ed\u201d. Entre m\u00e1s se han activado esas v\u00edas neurales en la vida, especialmente durante la infancia, m\u00e1s sensibles pueden volverse a la activaci\u00f3n y m\u00e1s propensa estar\u00e1 la persona a los episodios de ansiedad. &lt;\/p&gt; &lt;p class=\">En el siguiente art\u00edculo vamos a explorar la forma como podemos entrenar y tratar al cerebro y al cuerpo de manera que podamos manejar la ansiedad y vivir mejor.<\/p>\n<\/div>\n<\/div>\n<p>Traducci\u00f3n \u2013 Gloria A. Castrej\u00f3n<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>26 de marzo de 2026 | Torben Bergland, MD, para Reminded.org Todo el organismo est\u00e1 involucrado en las respuestas a la ansiedad; pero hay dos partes del cerebro que son&#8230;<\/p>\n","protected":false},"author":3,"featured_media":140776,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[14,15],"tags":[],"class_list":["post-140774","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-de-la-iglesia-mundial","category-rss-espanol"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>El cerebro ansioso - Iglesia Adventista del S\u00e9ptimo D\u00eda - Divisi\u00f3n Interamericana<\/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:\/\/interamerica.org\/es\/2026\/03\/el-cerebro-ansioso\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"El cerebro ansioso - 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