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Location: anterior and medial of the right atrium, overlaps root of aorta
Function: pumps blood from the right ventricle during artial systole/ventricular diastole
Importance in cardiovascular diseases: atrial arrhythmias; dilated in tricuspid stenosis and tricuspid regurgitation
Importance in device delivery: traditional site for lead placement, often excised during cardiopulmonary bypass
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