Arterial supply to SA node is by: FMGE March
2009
a. Left anterior descending coronary artery
b. Postterior interventricular (descending)
artery
c. Left coronary artery
d. Right coronary artery
Areas supplied by R coronary a:
- SA node
- AV node
- R atrium
- R ventricle except narrow strip @ ant intraventricular septum
- the Post intraventricular septa
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