Blood Supply SA Node

Blood Supply SA Node

Q) SA Node is supplied by which artery

a) Right coronary

b) Left coronary

c) Left circumflex

d) Anterior interventricular


Coronary arteries originate from ascending aorta, above the aortic valves from the aortic sinuses. Right coronary artery passes between the right atrial appendage and pulmonary trunk in the atrio ventricular septum and continues as .......................

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