She first appeared as a supporting antagonist in McFarlane's creator-owned series Spawn, making her debut in issue #9 in March 1993, and later starring in her own self-titled miniseries. She is an angel and a bounty hunter, working under the auspices of Heaven to oppose Spawn.
Superior and inferior vena cava are veins that carry blood to the heart. Note that this blood is usually deoxygenated blood. ( does not contain any oxygen) Superior and inferior vena cava are veins that carry blood to the heart. Note that this blood is usually deoxygenated blood. ( does not contain any oxygen) Superior and inferior vena cava are veins that carry blood to the heart. Note that this blood is usually deoxygenated blood.  Note that this blood is usually deoxygenated blood.
Specifically, the superior and inferior vena cava carry deoxygenated blood back to the heart. The superior vena cava is bringing deoxygenated blood from the head and upper torso back to the heart's right atrium.