All mammals, including humans, are known to have a coronary sinus.
The result is inadequate oxygen supply to the babys cells, organs, and tissues.
The coronary sinus delivers deoxygenated blood from the heart muscle directly into the right atrium.
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The heart/lung circulation continuously flows through the heart, lungs, and body.
This involves deliberately stopping the heart (temporarily) during a surgical heart procedure.
Atlas of Human Cardiac Anatomy.Comparative anatomy tutorial.
Atlas of Human Cardiac Anatomy.Coronary sinus.
Centers for Disease Control and Prevention.Total anomalous pulmonary venous return.
Cleveland Clinic.Blood flow through the heart.
