Atrial Septum and Ventricular Septum – Dividers Inside Your Heart

In earlier articles, you have read about the upper and lower chambers of the heart – the atria and the ventricles.

You have also seen that the circulation is divided into two separate streams, one of which has blood returning from other organs back to the heart for oxygenation, and the other from the heart distributing pure blood back to the body. It is essential that the heart chambers are separated from each other by walls to prevent mixing of these two streams of blood.

This article is about the walls that partition the two sides – the right and left – of these chambers – the inter-atrial septum and inter-ventricular septum.

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