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10 Cards in this Set
- Front
- Back
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Left Dominant Heart
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PDA blood supply from a left coronary branch
-7 % - 7% are codominant. |
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Right Dominant Heart
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- PDA is formed from the terminal branch of the RCA
- >85% of patients |
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Left Coronary Artery
(LCA) |
- originates from the ostium of the left sinus of Valsalva
-courses between the left atrial appendage and the pulmonary artery -at AV groove, the LCA bifurcates into the left anterior descending (LAD) and the LCX branches. -supplies left atrium, left vent, interventricular septum, and AV bundles |
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Right Coronary Artery
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-courses along the right AV groove.
-supplies the right atrium, right vent, interventricular septum, and the SA and AV nodes. -arises from the right aortic sinus. -branches into sinus node artery, a right marginal branch, the PDA, acute marginal |
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Ramus Intermedius
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-arises between the LAD and the CX
-supplies posterolateral wall of LV |
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Sinus Node Artery
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-60% from RCA
-40% from LCX |
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Left Anterior Descending
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-anterior wall LV
-anterior intraventricular septum |
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Left Circumflex
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-lateral left ventricle.
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AV node artery
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-arises from RCA in 85%
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White-Bland-Garland Syndrome
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-anomolous origin of LCA from pulmonary artery
-results in LV failure |
