So these are the cells, the endothelial cells, of our capillary. And this is the capillary. These are the junctions, the slits found in between our endothelial cells. And this is where the movement actually takes place. Now, we know that capillaries actually connect our arterioles to our vanills. So this is the arterial side of the capillary and this is the Venuel side of the capillary.