Tricuspid valve is present between :1. right auricle and left ventricle2. left auricle and right ventricle3. left auricle and left ventricle4. right auricle and right ventricle
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Heart attack is caused by the blocking of1. pulmonary artery2. coronary artery3. coronary vein4. pulmonary vein
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The blood vessel that brings oxygenated blood to heart :1. pulmonary artery2. post caval vein3. coronary vein4. pulmonary vein