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TL Heart Blood Map
Which heart vessels supply what in the heart
Question | Answer |
---|---|
Name the opening in the aorta that feeds blood to the coronary arteries. | Ostium |
Define the function of the ostium. | allows blood flow to the coronary arteries during diastole |
What factors affect filling of coronary arteries via the ostium? | during systole semilunar valves partially cover ostium, coronary arteries are compressed so filling takes place during diastole. Tachycardia reduces filling ability. |
Which artery supplies the R atrium, R ventricle, part of the inferior and posterior L ventricle, bundle of HIS, AV node, and SA node (50% of people)? | Right Coronary Artery |
What structures of the heart are supplied by the RCA? | R ventricle and atrium, part of inferior and posterior L ventricle, bundle of HIS, AV node, and SA node in 50% of people. |