Arteries and veins (also called blood vessels) are tubes of muscle that your blood flows through. Arteries carry blood away from the heart to the rest of the body. Veins push blood back to your heart ...
The blood inside your veins is dark red. So, many people wonder why veins look green or blue through the skin instead of red. Veins are types of blood vessels. The other blood vessel types are ...
defined veins, Spider veins and varicose veins are caused by weakness or damage in the veins. Varicose veins are typically larger, but both are externally visible. Both commonly occur in the legs. Spider veins can ... Under international legal standards, refugees are defined as those who flee government persecution.
defined veins, To state the precise meaning of (a word or sense of a word, for example). b. To describe the nature or basic qualities of; explain: define the properties of a new drug; a study that defines people according to their median incomes. 2. a. To make clear the outline or form of; delineate: gentle hills that were defined against the sky.
b. If something is clearly defined or strongly defined, its outline is clear or strong. A clearly defined track now leads down to the valley. Here the path is less defined.
