Now, because of the high pressure in the lungs, the blood inside the right atrium does not actually want to flow into those lungs. And so what happens is once again, we have redirection and shunting taking place. But this time, instead of using this pathogeway called the Doctor's Venosis, we use another passageway known as the Foray Mino valley. And what the foray Mino Valley is. It's a small door. It's a small hole that exists inside the wall between the right atrium and the left atrium.