The Four Valves · Heart
The two-flap door into the heart's strongest chamber.
On the left side of your heart, blood passes through a doorway between the upper and lower chambers. That's the mitral valve — the only one with two flaps instead of three.
There's more: the two-flap door into the heart's strongest chamber. The full explanation — and the interactive version you can tap and quiz yourself on — lives in the app.
Body Atlas is an educational product. It does not provide diagnosis, treatment, or personal medical advice. · Privacy