venous blood n.
Blood that has passed through the capillaries of various tissues other than the lungs, is found in the veins, in the right chambers of the heart, and in pulmonary arteries, and is usually dark red as a result of a lower content of oxygen.
After birth all the venous blood entering the liver passes through the portal vein.
The liver and the lungs, therefore, are the great purifiers of the venous blood.
The object being to aid the return of venous blood to the heart.
And the first of these is the proportion of arterial to venous blood in the capillaries.
venous blood flows profusely from a punctured wound of the liver.
In the course of this process it acquires the dingy tint of venous blood.
This slow circulation of venous blood continues during the whole period of hibernation.
For, as you know, venous blood is still impure and dirty blood.
It is they which are burned and which aid in burning those waste materials of the venous blood of which I have already spoken.
venous blood is that which is returning through the veins of the body from the organs to which it has been circulated.