{"id":2621,"date":"2021-01-27T22:12:38","date_gmt":"2021-01-27T22:12:38","guid":{"rendered":"http:\/\/heartfailurematters.local:8888\/hur-arbetar-ett-normalt-hjarta-del-2\/"},"modified":"2021-08-09T12:25:53","modified_gmt":"2021-08-09T11:25:53","slug":"hur-arbetar-ett-normalt-hjarta-del","status":"publish","type":"page","link":"https:\/\/www.heartfailurematters.org\/sv\/att-forsta-hjartsvikt\/hur-arbetar-ett-normalt-hjarta-del\/","title":{"rendered":"Hur arbetar ett normalt hj\u00e4rta? Del 2"},"content":{"rendered":"<p>Ditt hj\u00e4rta best\u00e5r av fyra h\u00e5lrum, tv\u00e5 h\u00e5lrum p\u00e5 h\u00f6ger sida och tv\u00e5 p\u00e5 v\u00e4nster sida. V\u00e4ggarna i dessa h\u00e5lrum best\u00e5r av en s\u00e4rskild hj\u00e4rtmuskel. De sm\u00e5 h\u00e5lrummen h\u00f6gst upp p\u00e5 hj\u00e4rtat kallas\u00a0<a class=\"addtooltip\" title=\"&lt;div id='ToolTipTextWrap'&gt;F\u00f6rmak&lt;\/div&gt;&lt;p&gt; De mindre, \u00f6vre h\u00e5lrummen i hj\u00e4rtat som fyller de st\u00f6rre kamrarna.&lt;\/p&gt;\"><strong>f\u00f6rmak<\/strong><\/a> och de stora h\u00e5lrummen under kallas h\u00e5lrum. Varje ventrikel har en klaff vid ing\u00e5ngen och en vid utg\u00e5ngen f\u00f6r att f\u00f6rhindra att blod str\u00f6mmar bak\u00e5t genom hj\u00e4rtat.<\/p>\n<p><strong><a class=\"addtooltip\" title=\"&lt;div id='ToolTipTextWrap'&gt;F\u00f6rmak&lt;\/div&gt;&lt;p&gt; De mindre, \u00f6vre h\u00e5lrummen i hj\u00e4rtat som fyller de st\u00f6rre kamrarna.&lt;\/p&gt;\">F\u00f6rmaket<\/a><\/strong> och <a class=\"addtooltip\" title=\"&lt;div id='ToolTipTextWrap'&gt;Hj\u00e4rtkamrarna&lt;\/div&gt;&lt;p&gt; De st\u00f6rre, undre hj\u00e4rtrummen i hj\u00e4rtat som tar emot blod fr\u00e5n f\u00f6rmaken och som har ansvaret f\u00f6r att pumpa blod ut ur hj\u00e4rtat till kroppen och lungorna.&lt;\/p&gt;\"><strong>h\u00e5lrummen<\/strong><\/a> arbetar tillsammans genom att omv\u00e4xlande dra ihop sig (systole eller den systoliska fasen), f\u00f6r att trycka ut blod ur hj\u00e4rtat, och slappna av (diastola eller den diastoliska fasen), f\u00f6r att fyllas med blod. Vid b\u00f6rjan av varje hj\u00e4rtslag sprider sig en liten elektrisk signal n\u00e4ra toppen av hj\u00e4rtat genom hj\u00e4rtmuskeln, som g\u00f6r att den drar ihop sig. <a class=\"addtooltip\" title=\"&lt;div id='ToolTipTextWrap'&gt;F\u00f6rmak&lt;\/div&gt;&lt;p&gt; De mindre, \u00f6vre kamrarna i hj\u00e4rtat som fyller de st\u00f6rre kamrarna.&lt;\/p&gt;\"><strong>F\u00f6rmaket<\/strong><\/a> drar ihop sig f\u00f6rst, och trycker ut blodet genom den \u00f6ppna klaffen i ventrikeln. Den elektriska impulsen f\u00e4rdas sedan in i ventrikelns muskel och f\u00e5r den att dra ihop sig och trycka ut blodet fr\u00e5n hj\u00e4rtat till lungorna och kroppen. N\u00e4r <a class=\"addtooltip\" title=\"&lt;div id='ToolTipTextWrap'&gt;Hj\u00e4rtkamrarna&lt;\/div&gt;&lt;p&gt; De st\u00f6rre, undre hj\u00e4rtrummen i hj\u00e4rtat som tar emot blod fr\u00e5n f\u00f6rmaken och som har ansvaret f\u00f6r att pumpa blod ut ur hj\u00e4rtat till kroppen och lungorna.&lt;\/p&gt;\"><strong>h\u00e5lrummen<\/strong><\/a> drar ihop sig, slappnar <a class=\"addtooltip\" title=\"&lt;div id='ToolTipTextWrap'&gt;F\u00f6rmak&lt;\/div&gt;&lt;p&gt; De mindre, \u00f6vre h\u00e5lrummen i hj\u00e4rtat som fyller de st\u00f6rre kamrarna.&lt;\/p&gt;\"><strong>f\u00f6rmaket<\/strong><\/a> av, l\u00e5ter dem fyllas med blod och p\u00e5b\u00f6rjar n\u00e4sta hj\u00e4rtslag.<\/p>\n<p><a title=\"\u00c5terg\u00e5 till &quot;Hur arbetar ett normalt hj\u00e4rta?&quot;\" href=\"https:\/\/www.heartfailurematters.org\/sv\/att-forsta-hjartsvikt\/hur-arbetar-ett-normalt-hjarta\/\">\u00c5terg\u00e5 till &#8221;Hur arbetar ett normalt hj\u00e4rta?&#8221;<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ditt hj\u00e4rta best\u00e5r av fyra h\u00e5lrum, tv\u00e5 h\u00e5lrum p\u00e5 h\u00f6ger sida och tv\u00e5 p\u00e5 v\u00e4nster sida. V\u00e4ggarna i dessa h\u00e5lrum best\u00e5r av en s\u00e4rskild hj\u00e4rtmuskel. De sm\u00e5 h\u00e5lrummen h\u00f6gst upp p\u00e5 hj\u00e4rtat kallas\u00a0f\u00f6rmak och de stora h\u00e5lrummen under kallas h\u00e5lrum. Varje ventrikel har en klaff vid ing\u00e5ngen och en vid utg\u00e5ngen f\u00f6r att f\u00f6rhindra att [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":2421,"menu_order":0,"comment_status":"open","ping_status":"open","template":"","meta":{"_acf_changed":false,"footnotes":""},"categories":[],"tags":[],"class_list":["post-2621","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.8.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Hur arbetar ett normalt hj\u00e4rta? 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