{"id":18944,"date":"2014-04-29T15:51:26","date_gmt":"2014-04-29T10:21:26","guid":{"rendered":"https:\/\/cardiophile.org\/?p=18944"},"modified":"2022-11-27T12:55:34","modified_gmt":"2022-11-27T07:25:34","slug":"can-you-explain-the-mechanism-of-heart-muscle-contraction-2","status":"publish","type":"post","link":"https:\/\/johnsonfrancis.org\/professional\/can-you-explain-the-mechanism-of-heart-muscle-contraction-2\/","title":{"rendered":"Can you explain the mechanism of heart muscle contraction?"},"content":{"rendered":"<p><iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/0-N3YWuQhVE\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\"><\/iframe><\/p>\n<h2><span style=\"color: #008000;\">Can you explain the mechanism of heart muscle contraction?<\/span><\/h2>\n<p>Heart muscle contraction occurs due to the sliding in of actin and myosin myofilaments so that the length of the sarcomere (a unit of the muscle fibre) decreases. Sarcomere is the basic unit of the heart muscle and each muscle fibre has multiple sarcomeres. Excitation contraction coupling is mediated by release of calcium from the sarcolemma, when a stimulus transmitted through the Purkinje fibre depolarizes the muscle fibre.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Can you explain the mechanism of heart muscle contraction? Heart muscle contraction occurs due to the sliding in of actin and myosin myofilaments so that the length of the sarcomere (a unit of the muscle fibre) decreases. Sarcomere is the basic unit of the heart muscle and each muscle fibre has multiple sarcomeres. Excitation contraction [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":34424,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"nf_dc_page":"","footnotes":""},"categories":[9],"tags":[],"class_list":["post-18944","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-general"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Can you explain the mechanism of heart muscle contraction? - All About Cardiovascular System and Disorders<\/title>\n<meta name=\"description\" content=\"Mechanism of heart muscle contraction: Heart muscle contraction occurs due to sliding in of actin &amp; myosin myofilaments - length of sarcomere decreases.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/johnsonfrancis.org\/professional\/can-you-explain-the-mechanism-of-heart-muscle-contraction-2\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Can you explain the mechanism of heart muscle contraction? 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