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The coronary sinus is a collection of veins joined together to form a large vessel that collects blood from the myocardium of the heart. It is present in all mammals, including humans. It delivers deoxygenated blood to the Right atrium in conjunction with the superior and inferior vena cava.

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What blood vessels drain blood into the rigth atrium?

Coronary sinus, in turn empties into the right atrium Coronary sinus, in turn empties into the right atrium Coronary sinus, in turn empties into the right atrium Coronary sinus, in turn empties into the right atrium


The coronary sinus orifice is in which chamber of the heart?

The coronary sinus orifice is found in the triscupid valve


Coronary artery that lies in anterior coronary sulcus?

Circumflex Branch


What drains blood from the myocardium to the right atrium?

The coronary sinus is the main vessel that drains oxygen-depleted blood from the myocardium into the right atrium. It collects blood from the cardiac veins that run throughout the heart muscle and then empties into the right atrium of the heart.


Where is the retrograde cannula inserted in coronary bypass surgery?

coronary sinus


Does blood flow from the coronary sinus into the coronary arteries?

no it flows to your heart


The great and middle cardiac veins drain blood into the?

The great and middle cardiac veins drain blood into coronary sinus. The coronary sinus is responsible for draining blood from the anterior ventricles.


The opening of the coronary sinus is guarded by a flap of tissue called the?

The opening of the coronary sinus is guarded by a flap of tissue called the Thebesian valve. This valve helps prevent backflow of blood from the right atrium into the coronary sinus.


What is the function of the coronary vein?

To drain the tissues of the heart and empty into the coronary sinus


What is the function of the coronary veins?

To drain the tissues of the heart and empty into the coronary sinus


What returns venous blood from coronary system to right atrium?

Coronary sinus


The blood vessel that collects deoxygenated blood of the coronary circulation and empties into the right atrium is the?

coronary sinus. It is a vein located on the heart's surface that collects deoxygenated blood from the coronary circulation and returns it to the right atrium.