Question 2300
{"accessible":false,"alternatives":[{"id":11381,"text":"left dominance most common"},{"id":11382,"text":"right dominance is most common"},{"id":11383,"text":"codominance is most common"},{"id":11384,"text":"left, right and codominance are equally common"}],"archived":false,"correctAlternativeId":11382,"explanation":"\u003cp\u003eEstimated proportions vary between studies, but it is widely accepted that the vast majority (somewhere between 70 and 85%)\u0026nbsp;of hearts are right dominant. In these individuals, the\u0026nbsp;\u003ca href=\"/articles/inferior-interventricular-artery\"\u003eposterior descending artery\u003c/a\u003e\u0026nbsp;is\u0026nbsp;supplied by the\u0026nbsp;\u003ca href=\"https://radiopaedia.org/articles/right-coronary-artery\"\u003eright coronary artery\u003c/a\u003e.\u003c/p\u003e\u003cp\u003eThe remainder of hearts are left dominant or codominant, with the latter generally accepted as the more common variant of the two.\u003c/p\u003e\u003cp\u003e\u0026nbsp;\u003c/p\u003e","id":2300,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/2389","nextQuestionPath":null,"relatedArticles":[{"id":31781,"title":"Inferior interventricular artery","link":"/articles/inferior-interventricular-artery?lang=us"},{"id":40290,"title":"Coronary arterial dominance","link":"/articles/coronary-arterial-dominance?lang=us"}],"alsoUsedIn":[],"stem":"\u003cp\u003eRegarding the phenomenon of coronary arterial dominance, which of the following statements is correct?\u003c/p\u003e","menuLinks":[{"text":"Report problem with question","url":"https://docs.google.com/forms/d/e/1FAIpQLSfO3soWYhOjJ7yErSysyCe5V4A1CqW7WK3rDA7MtAkecMGqNw/viewform?entry.1624461248\u0026entry.553583435=https://radiopaedia.org/questions/2300"}],"attemptsPercentages":[{"alternativeId":"11382","percentage":87},{"alternativeId":"11381","percentage":13},{"alternativeId":"11383","percentage":0},{"alternativeId":"11384","percentage":0}],"promptToLogin":false,"questionManager":false,"articleId":"coronary-arteries"}