MEDICAL
HEART AND PERICARDIUM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Concerning the coronary vessels and conducting system
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the anterior interventricular artery is a branch of the left coronary artery
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the coronary sinus runs in the posterior interventricular sulcus
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blockage a coronary artery may cause referred pain in the neck
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the AVN is found near the entry of the superior vena cava to the right atrium
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the SAN is usually supplied by a branch of the right coronary artery
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Explanation:
Detailed explanation-1: -The coronary arteries split into two, main arterial branches from the base of the aorta. They are the left and right coronary arteries: The left coronary artery (LCA) extends along the coronary sulcus and supplies the left portion of the heart.
Detailed explanation-2: -The left descending artery supplies blood to the front left side of the heart, and circumflex artery supplies the outside and the back of the heart with blood. The right coronary artery supplies the right side – the right ventricle, right atrium, sinoatrial node (SA node), and the atrioventricular node (AV node).
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