Right-click the picture you want to change. Click Format Picture. In the Format Picture dialog box, click the Picture tab. Under Image control, click Washout in the Color list, and then click Recolor.
There are three major types of blood vessels: the arteries, which 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.
All arteries (the red blood vessels) carry oxygenated blood. it's the viens (the blue blood vessels) that don't carry oxygenated blood. However the Pulmonary artery carries De â¦ oxygenated blood to the lungs to be reoxygenated, as it carries blood away from the heart it is called a Artery.