Coronary Sinus (Noun)
Meaning
A short sinus receiving most of the veins of the heart; empties into the right atrium.
Classification
Nouns denoting body parts.
Examples
- The coronary sinus is a collection of veins joined together to form a large vessel that collects deoxygenated blood from the myocardium.
- The coronary sinus empties blood into the right atrium at the coronary sinus ostium.
- The coronary sinus ostium is the entrance to the coronary sinus.
- Blood from the coronary sinus then flows into the right atrium, from where it moves to the right ventricle.
- The coronary sinus receives deoxygenated blood from the heart muscle itself via the cardiac veins.