A Myocardial infarcted patients presented with nausea, vomiting, epigastric pain, with bradycardia. ECG records first degree heart block infraction. Most common involvment is

(Right coronary artery) (315- CMDT-08) (320- Harsh Mohan 5th) (1533-H17th)* Belching or vomiting and bradycardia is usually associated with Inferior wall infarction**1.Stenosis of the left anteriorMost common (40-50%), region of infarction descending coronary arteryis Anterior part of the left ventricle**including the apex and the anterior 2/3 of interventricular septum2.Stenosis of the right coronary artery30 - 40% - Involves Posterior {Inferior)Bmd the posterior 1/3 of the interventricular septum3.Stenosis of the left circumflex15-20% - Involves lateral wall of the left coronary arteryVentricle