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Right Atrium
Right Ventricle
Pulmonary Trunk
Left Atrium
Left Ventricle
Coronary Arteries
Cardiac Veins
External Images
CMR Images
Comparative Imaging
3D Modeling
Anatomy Tutorial
Cardiovascular Magnetic Resonance Tutorial
Comparative Anatomy Tutorial
Conduction System Tutorial
Congenital Defects Tutorial
Coronary System Tutorial
Device Tutorial
Echocardiography Tutorial
Physiology Tutorial
Project Methodologies
References and Links
Atlas in the media
Surgery Department
Right Atrium
Right Atrial Appendage Coronary Sinus Ostium Crista Terminalis Fossa Ovalis Inverior Vena Cava Ostium Interatrial Septum Lateral Wall Triangle of Koch Tricuspid Valve

upper portion of right side of heart consisting of the sinus venosus and the right atrial appendage; contains the sinoatrial node

returns deoxygenated blood from the body to the right ventricle

Importance in cardiovascular diseases:
atrial arrhythmias; dilated in tricuspid stenosis and tricuspid regurgitation; congenital defects (e.g., patent foramen ovale, atrial septum defects)

Importance in device delivery:
alternate and dual-site pacing to prevent atrial fibrillation


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