{"version":"1.0","provider_name":"All About Heart And Blood Vessels","provider_url":"https:\/\/johnsonfrancis.org\/general","author_name":"Johnson Francis","author_url":"https:\/\/johnsonfrancis.org\/general\/author\/jf\/","title":"Atrioventricular node (AV node) - All About Heart And Blood Vessels","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"cytzllUGP3\"><a href=\"https:\/\/johnsonfrancis.org\/general\/atrioventricular-node-av-node\/\">Atrioventricular node (AV node)<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/johnsonfrancis.org\/general\/atrioventricular-node-av-node\/embed\/#?secret=cytzllUGP3\" width=\"600\" height=\"338\" title=\"&#8220;Atrioventricular node (AV node)&#8221; &#8212; All About Heart And Blood Vessels\" data-secret=\"cytzllUGP3\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/johnsonfrancis.org\/general\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","description":"Atrioventricular node (AV node) is an important part of the electrical conduction system of the heart. Normal functioning of the heart needs regular signal generation and transmission. Signal generation is usually the function of the SA node (sinoatrial node), a small structure situated in the upper part of the right upper chamber of the heart [&hellip;]"}