ANATOMY

Detailed explanation-1: -The superior vena cava carries blood from the head, neck, arms, and chest. The inferior vena cava carries blood from the legs, feet, and organs in the abdomen and pelvis. The vena cava is the largest vein in the body.

Detailed explanation-2: -What Does the Vena Cava Do? The venae cavae are veins, so they have one job-to carry blood from all the tissues and organs of the body to the heart. The superior vena cava carries blood drained from the parts of the body above the diaphragm-the head, neck, arms, shoulder, and chest.

Detailed explanation-3: -The main vein in your body is the vena cava. The superior vena cava is in the upper right part of your chest. It carries blood from your head, neck, arms and chest back to your heart.

Detailed explanation-4: -The right and left brachiocephalic veins, also known as the innominate veins, join to form the superior vena cava posterior to the inferior border of the first right costal cartilage.

Detailed explanation-5: -The superior vena cava is formed by the left and right brachiocephalic veins, which receive blood from the upper limbs, head and neck, behind the lower border of the first right costal cartilage.