Body Atlas

The Heart's Own Blood Supply · Heart

Why can't the heart use the blood inside its own chambers?

The heart muscle's own private supply line.

The simple answer

Your heart pumps blood for your whole body — and it feeds itself first. The vessels wrapping its surface, the coronary arteries, deliver its private supply.

Go deeper

There's more: the heart muscle's own private supply line. The full explanation — and the interactive version you can tap and quiz yourself on — lives in the app.

Explore this concept in Body Atlas →

Body Atlas is an educational product. It does not provide diagnosis, treatment, or personal medical advice. · Privacy