which type of blood vessel holds the greatest volume of blood
Making the world better, one answer at a time. Veins hold the greatest volume of blood: Veins= about 1/2 Heart and lungs= about 1/4 Arteries= about 1/4 Capillaries= about 5%. Veins hold the greatest volume of blood: Veins= about 1/2 Heart and lungs= about 1/4 Arteries= about 1/4 Capillaries= about 5%. Minor edit?
There are three major types of blood  vessels: the arteries, whichâ¦ carry the blood  away from the heart; the capillaries, which enable the actual exchange of  water and chemicals between the blood and the tissues; and the veins,  which carry blood from the capillaries back toward the heart.