This episode will consider the coronary arterial supply to the heart. Once you have watched this video, why not attempt the multiple choice quiz to consolidate your knowledge?<\/p>\n","protected":false},"excerpt":{"rendered":"
This episode will consider the coronary arterial supply to the heart. Once you have watched this video, why not attempt the multiple choice quiz to consolidate your knowledge?<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[44],"tags":[],"class_list":["post-666","post","type-post","status-publish","format-standard","hentry","category-innovative-anatomy","entry"],"youtubeVideo":"433661230\/9e2a881b1f","question1":"Which of the following is incorrect regarding the Left Anterior Descending artery (LAD)?","answers1":"LAD is a branch of the Left Coronary Artery | Supplies the anterior wall of the left ventricle | Supplies the septum of the heart | Supplies the sinoatrial node\r\n","correctAnswer1":"3","correctAnswerText1":"The left anterior descending supplies the right and left ventricles and the anterior 2\/3rd of the interventricular septum. The SA node is supplied by SA artery which mainly originates from the right coronary artery, however in some individuals it arises from the circumflex artery which is a branch of the left coronary artery.","question2":"Occlusion of a left circumflex artery can lead to ST segment changes in the following leads...","answers2":"Right coronary artery - Inferior - II, III, aVF |\r\nCircumflex artery - Lateral - I, aVL, V5, V6 | \r\nLeft anterior descending - Anterior\/ septal - V1, V2, V3, V4 \r\n","correctAnswer2":"2","correctAnswerText2":"Blood vessel - Area - ECG changes\r\n\r\nRight coronary artery - Inferior - II, III, aVF\r\nCircumflex artery - Lateral - , aVL, V5, V6 \r\nLeft anterior descending - Anterior, septal - V1, V2, V3, V4\r\n","question3":"Which three main arteries supply the myocardium?","answers3":"Left anterior descending, Left marginal, right coronary | Posterior ascending, left marginal, anterior myocardial | Left circumflex, right marginal, right coronary | Left anterior descending, left circumflex, right coronary \r\n","correctAnswerText3":"","correctAnswer3":"3","question4":"\u2018Dominance\u2019 is defined in terms of which coronary artery supplies the posterior descending artery. Which of the following is most correct?","answers4":"10% of people have \u2018right-dominant\u2019 system | \r\n15% of people have a \u2018co-dominant\u2019 system | \r\n70-80% of people have a \u2018right-dominant\u2019 system | \r\n60% of people have a \u2018left-dominant\u2019 system","correctAnswer4":"2","correctAnswerText4":"","question5":"The AV node is supplied by the following...","answers5":"Left anterior descending artery and left circumflex | Right coronary artery | Right coronary artery and left circumflex | The nodal arteries\r\n","correctAnswer5":"1","correctAnswerText5":"the AV node is supplied by the atrioventricular nodal branch this is a branch of the right coronary artery.","question6":"What is the gold standard treatment for ST segment elevation myocardial infarct?","answers6":"Primary PCI | High dose aspirin and Rivaroxaban | Thrombolysis | High dose aspirin, clopidogrel and simvastatin\r\n","correctAnswer6":"0","correctAnswerText6":"","question7":"Which medication is given to patients to take when they are experiencing symptoms of angina?","answers7":"Glyceryl Trinitrate | Paracetamol | Aspirin","correctAnswer7":"0","correctAnswerText7":"Glyceryl trinitrate is administered sublingually by patients (as either a spray or tablet) to treat angina. GTN result in dilation of the coronary arteries. ","question8":"Regarding the risk factors for ischaemic heart disease, which is correct?","answers8":"Studies have shown that consumption of 8 units of red wine per week has a protective effect against IHD\r\n| Meditation has been proven to reduce the risk of developing ischaemic heart disease | The risk from smoking declines to normal 1 month after stopping smoking | Having a parent with IHD at the age of 70 is not a risk factor for an individual to develop IHD.","correctAnswer8":"3","correctAnswerText8":"","question9":"Which of the following statements is incorrect? The heart is innervated by the following supply...","answers9":"Cervical sympathetic ganglia | T1-T5 sympathetic ganglia | Right vagus nerve (parasympathetic supply)| \r\nT7-T8 sympathetic ganglia","correctAnswer9":"3","correctAnswerText9":"","question10":"The valve located between the left atrium and left ventricle is the...","answers10":"Tricuspid valve\r\n| Aortic valve\r\n| Pulmonary valve\r\n| Mitral valve\r\n","correctAnswer10":"3","correctAnswerText10":"The mitral valve is known as the bicuspid valve.","question11":"","answers11":"","correctAnswer11":"","correctAnswerText11":"","question12":"","answers12":"","correctAnswer12":"","correctAnswerText12":"","question13":"","answers13":"","correctAnswer13":"","correctAnswerText13":"","question14":"","answers14":"","correctAnswer14":"","correctAnswerText14":"","question15":"","answers15":"","correctAnswer15":"","correctAnswerText15":"","icon":"chest","parentId":"","recapId":"","_links":{"self":[{"href":"https:\/\/vapp.rguc.co.uk\/index.php?rest_route=\/wp\/v2\/posts\/666"}],"collection":[{"href":"https:\/\/vapp.rguc.co.uk\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vapp.rguc.co.uk\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vapp.rguc.co.uk\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/vapp.rguc.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=666"}],"version-history":[{"count":4,"href":"https:\/\/vapp.rguc.co.uk\/index.php?rest_route=\/wp\/v2\/posts\/666\/revisions"}],"predecessor-version":[{"id":747,"href":"https:\/\/vapp.rguc.co.uk\/index.php?rest_route=\/wp\/v2\/posts\/666\/revisions\/747"}],"wp:attachment":[{"href":"https:\/\/vapp.rguc.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=666"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vapp.rguc.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=666"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vapp.rguc.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=666"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}