Vein venules, which continue to converge and form the larger veins. The de-oxygenated blood is taken by veins to the right atrium of the heart, which transfers the blood to the right ventricle, where it is then pumped through the pulmonary arteries to the lungs. In pulmonary circulation the pulmonary veins return oxygenated blood from the lungs to the left atrium, which empties into the left ventricle, completing the cycle of blood circulation. The return of blood to the heart is assisted by the action of the muscle pump, and by the thoracic pump action of breathing during respiration. Standing or
Tapping the Vein (comics) Tapping the Vein (comics) Tapping the Vein is a comic series of Clive Barker's short stories from "The Books of Blood" published by Eclipse Comics between 1989 and 1992. Eclipse Books would continue to adapt various Clive Barker short stories in the early 1990s after the "Tapping the Vein" series came to an end. These include the following: (A single volume featuring just "Dread" was also published) (A single volume featuring just "Revelations" was also published) Advertised, but never published was an adaption of "The Age of Desire" by P. Craig Russell and Tim Bradstreet, from "The Books of Blood