Coronary arteries/vein Flashcards
What is origin of right coronary artery?
Right aortic sinus
What is distribution of right coronary artery?
Right atrium, SA and AV nodes, posterior portion in IV septum
What is origin of artery to sinoatrial node?
60% from right coronary artery
What is distribution of artery to sinoatrial node?
SA node and pulmonary trunk
What is origin of right marginal artery
Right coronary artery
What is distribution of right marginal artery?
Right ventricle and apex
What is origin of posterior interventricular (posterior descending) artery?
Right coronary artery
What is distribution of posterior interventricular artery?
Right and left ventricles, IV septum
What is origin of artery to AV node?
right coronary artery (80% of time)
What is distribution of artery to AV node?
AV node
What are the branches of the right coronary artery?
Artery to SA node, right marginal, posterior interventricular, artery to AV node
What is the origin of the left coronary artery?
Left aortic sinus
What is distribution of left coronary artery?
Left atrium and ventricle, IV septum, AV bundle & AV node
What is origin of artery to sinoatrial node (L)?
40% from circumflex branch
What is distribution of artery to sinoatrial node (L)?
SA node and left atrium