Kabegamiyem

Venous Drainage of the HeartMost blood from the heart wall drains into the right atrium through the coronary sinus ,which lies in the posterior part of the atrioventricular groove It is a continuation of the great cardiac vein It opens into the right atrium to the left of the inferior vena cava30Jesús A Custodio MarroquínThe heart is located between the two lungs in the space referred to as the mediastinum (the space in the chest between the pleural sacs of the lungsRight coronary artery (RCA) The right coronary artery supplies blood to the right ventricle, the right atrium, and the SA (sinoatrial) and AV (atrioventricular) nodes, which regulate the heart rhythm The right coronary artery divides into smaller branches, including the right posterior descending artery and the acute marginal artery The Heart Anatomy How It Works And More External heart anatomy posterior view