{"id":1904,"date":"2019-10-08T10:27:51","date_gmt":"2019-10-08T09:27:51","guid":{"rendered":"https:\/\/www.healthy-heart.org\/come-funziona-il-cuore\/"},"modified":"2020-02-14T11:19:28","modified_gmt":"2020-02-14T11:19:28","slug":"come-funziona-il-cuore","status":"publish","type":"page","link":"https:\/\/www.healthy-heart.org\/it\/il-cuore\/come-funziona-il-cuore\/","title":{"rendered":"Come funziona il cuore?"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-4230 alignright\" src=\"https:\/\/cdn-endpoint-prev.azureedge.net\/healthy-heart\/2020\/02\/italian-350x321.png\" alt=\"\" width=\"350\" height=\"321\" srcset=\"https:\/\/cdn-endpoint-prev.azureedge.net\/healthy-heart\/2020\/02\/italian-350x321.png 350w, https:\/\/cdn-endpoint-prev.azureedge.net\/healthy-heart\/2020\/02\/italian-1024x940.png 1024w, https:\/\/cdn-endpoint-prev.azureedge.net\/healthy-heart\/2020\/02\/italian-200x184.png 200w, https:\/\/cdn-endpoint-prev.azureedge.net\/healthy-heart\/2020\/02\/italian-768x705.png 768w, https:\/\/cdn-endpoint-prev.azureedge.net\/healthy-heart\/2020\/02\/italian-1536x1409.png 1536w, https:\/\/cdn-endpoint-prev.azureedge.net\/healthy-heart\/2020\/02\/italian-2048x1879.png 2048w, https:\/\/cdn-endpoint-prev.azureedge.net\/healthy-heart\/2020\/02\/italian-478x439.png 478w, https:\/\/cdn-endpoint-prev.azureedge.net\/healthy-heart\/2020\/02\/italian-506x464.png 506w\" sizes=\"auto, (max-width: 350px) 100vw, 350px\" \/>Il cuore \u00e8 diviso in due sezioni, separate da una parete muscolare (il setto). Ogni sezione a sua volta \u00e8 divisa in due distinte camere, atrio superiore e ventricolo inferiore. La parte destra del cuore riceve sangue povero di ossigeno dal corpo attraverso vasi chiamati vene. Pompa questo sangue nei polmoni, dove riceve ossigeno. La parte sinistra del cuore riceve questo sangue dai polmoni e lo pompa in tutti gli organi del corpo attraverso vasi chiamati arterie. Parte dall&#8217;arteria pi\u00f9 grande, che si chiama aorta. Le valvole che separano gli atri dai ventricoli sono dette valvole atrioventricolari (la valvola mitrale a sinistra, la valvola tricuspide a destra). Impediscono al sangue di scorrere nella direzione sbagliata. La valvola polmonare e la valvola aortica controllano rispettivamente l&#8217;uscita del sangue dai ventricoli destro e sinistro. Le valvole si aprono quando si raggiunge una certa pressione all&#8217;interno del ventricolo, consentendo cos\u00ec al sangue di fluire nel polmone (dal ventricolo destro) o nel corpo e nei suoi organi (dal ventricolo sinistro).<\/p>\n<p>Il cuore \u00e8 un muscolo che si contrae 60-80 volte al minuto per tutta la vita. Ha quindi bisogno di grandi quantit\u00e0 di ossigeno e nutrienti per funzionare correttamente. Le arterie coronarie forniscono al cuore il sangue necessario.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Il cuore \u00e8 diviso in due sezioni, separate da una parete muscolare (il setto). Ogni sezione a sua volta \u00e8 divisa in due distinte camere, atrio superiore e ventricolo inferiore. La parte destra del cuore riceve sangue povero di ossigeno dal corpo attraverso vasi chiamati vene. Pompa questo sangue nei polmoni, dove riceve ossigeno. La [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1225,"parent":1924,"menu_order":1,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"categories":[66],"tags":[],"class_list":["post-1904","page","type-page","status-publish","has-post-thumbnail","hentry","category-il-cuore"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Come funziona il cuore - Healthy-Heart.org<\/title>\n<meta name=\"description\" content=\"Scopri come funziona un cuore, il suo ruolo e quale frequenza cardiaca \u00e8 considerata sana.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.healthy-heart.org\/it\/il-cuore\/come-funziona-il-cuore\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Come funziona il cuore - 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