Is Your Lungs Taking All That Oxygen?

The blood coming back to the lungs is so saturated that it can't get fully oxygeni again, and you see this in a couple of states. In all of us, our saturation in our finger tip is about 95% on hundred%. And our saturation of the blood going into our lungs is about 70 or 75%. So our lungs can bring it up at 30 % or co but if our tissues have extracted so much and the blood comes back to the heart as a sat of forty or 50%, then they may de saturate. You can see this with really bad anemia, where they their oxygen carrying capacity is so low that their tissues are taking most of the oxygen. The other place