Definitions for "Superior vena cava"
The vein created by the joining of the two brachiocephalic veins and empties into the right atrium of the heart. It drains the head, neck, upper extremities and chest. image
The major vein that receives the deoxygenated blood from the upper limbs and the head and neck. The SVC returns this blood to the right atrium.
The major vein which returns oxygen-depleted blood from the upper half of the body to the right atrium.