{"id":56503,"date":"2022-11-06T07:55:30","date_gmt":"2022-11-06T02:25:30","guid":{"rendered":"https:\/\/johnsonfrancis.org\/professional\/?p=56503"},"modified":"2022-11-06T07:55:57","modified_gmt":"2022-11-06T02:25:57","slug":"what-is-the-relation-between-the-resistance-of-a-blood-vessel-and-its-radius","status":"publish","type":"post","link":"https:\/\/johnsonfrancis.org\/professional\/what-is-the-relation-between-the-resistance-of-a-blood-vessel-and-its-radius\/","title":{"rendered":"What is the relation between the resistance of a blood vessel and its radius?"},"content":{"rendered":"<p><iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/LtuE4gShntk\" 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;\">What is the relation between the resistance of a blood vessel and its radius?<\/span><\/h2>\n<p>Relation between the resistance of a blood vessel and its radius is governed according to Poiseuille\u2019s Law. If vessel radius decreases, resistance increases by its&nbsp;4th power.&nbsp;In systemic vascular tree, most of the resistance is contributed by vessels of diameter in the range of 50 \u2013 200 microns. The tone of these resistance vessels is well regulated by humoral and neural influences. Neurally mediated vasoconstriction is through alpha adrenergic receptors on vascular smooth muscle. Vasodilatation is by muscarinic and beta 2 adrenoceptors.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>What is the relation between the resistance of a blood vessel and its radius? Relation between the resistance of a blood vessel and its radius is governed according to Poiseuille\u2019s Law. If vessel radius decreases, resistance increases by its&nbsp;4th power.&nbsp;In systemic vascular tree, most of the resistance is contributed by vessels of diameter in the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":56504,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"nf_dc_page":"","footnotes":""},"categories":[9],"tags":[],"class_list":["post-56503","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>What is the relation between the resistance of a blood vessel and its radius? - All About Cardiovascular System and Disorders<\/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:\/\/johnsonfrancis.org\/professional\/what-is-the-relation-between-the-resistance-of-a-blood-vessel-and-its-radius\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What is the relation between the resistance of a blood vessel and its radius? - All About Cardiovascular System and Disorders\" \/>\n<meta property=\"og:description\" content=\"What is the relation between the resistance of a blood vessel and its radius? Relation between the resistance of a blood vessel and its radius is governed according to Poiseuille\u2019s Law. If vessel radius decreases, resistance increases by its&nbsp;4th power.&nbsp;In systemic vascular tree, most of the resistance is contributed by vessels of diameter in the [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/johnsonfrancis.org\/professional\/what-is-the-relation-between-the-resistance-of-a-blood-vessel-and-its-radius\/\" \/>\n<meta property=\"og:site_name\" content=\"All About Cardiovascular System and Disorders\" \/>\n<meta property=\"article:published_time\" content=\"2022-11-06T02:25:30+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2022-11-06T02:25:57+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/johnsonfrancis.org\/professional\/wp-content\/uploads\/2022\/11\/What-is-the-relation-between-the-resistance-of-a-blood-vessel-and-its-radius.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"675\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Johnson Francis\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Johnson Francis\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/what-is-the-relation-between-the-resistance-of-a-blood-vessel-and-its-radius\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/what-is-the-relation-between-the-resistance-of-a-blood-vessel-and-its-radius\\\/\"},\"author\":{\"name\":\"Johnson Francis\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/#\\\/schema\\\/person\\\/5441d907049b914770f4bd98fb57feec\"},\"headline\":\"What is the relation between the resistance of a blood vessel and its radius?\",\"datePublished\":\"2022-11-06T02:25:30+00:00\",\"dateModified\":\"2022-11-06T02:25:57+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/what-is-the-relation-between-the-resistance-of-a-blood-vessel-and-its-radius\\\/\"},\"wordCount\":110,\"publisher\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/#\\\/schema\\\/person\\\/5441d907049b914770f4bd98fb57feec\"},\"image\":{\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/what-is-the-relation-between-the-resistance-of-a-blood-vessel-and-its-radius\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/wp-content\\\/uploads\\\/2022\\\/11\\\/What-is-the-relation-between-the-resistance-of-a-blood-vessel-and-its-radius.jpg\",\"articleSection\":[\"General Cardiology\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/what-is-the-relation-between-the-resistance-of-a-blood-vessel-and-its-radius\\\/\",\"url\":\"https:\\\/\\\/johnsonfrancis.org\\\/professional\\\/what-is-the-relation-between-the-resistance-of-a-blood-vessel-and-its-radius\\\/\",\"name\":\"What is the relation between the resistance of a blood vessel and its radius? 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