MICROANATOMY

Detailed explanation-1: -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. These veins carry blood from the chest wall, esophagus, lungs, neck, and pericardium.

Detailed explanation-2: -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. The inferior vena cava is near the right side of your diaphragm.

Detailed explanation-3: -What are the jugular veins? The jugular veins are major blood vessels that stretch from your head to your upper chest. Typically, there are three pairs of jugular veins-six in total-each of which directs blood from different areas of your head toward your heart.

Detailed explanation-4: -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.

Detailed explanation-5: -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.