Which two veins unite to form the highlighted vessel?
The left and right brachiocephalic veins are major veins in the upper chest formed by the union of each corresponding internal jugular vein and subclavian vein. This is at the level of the sternoclavicular joint. The left brachiocephalic vein is nearly always longer than the right. These veins merge to form the superior vena cava a great vessel posterior to the junction of the first costal cartilage with the manubrium of the sternum. The brachiocephalic veins …
Coronary circulation is the circulation of blood in the blood vessels that supply the heart muscle (myocardium). Coronary arteries supply oxygenated blood to the heart muscle and cardiac veins drain away the blood once it has been deoxygenated. Because the rest of the body and most especially the brain needs a steady supply of oxygenated blood that is free of all but the slightest ...
Inferior vena cava - Wikipedia
Pampiniform plexus - Wikipedia
Inferior vena cava - Wikipedia
In the larger arteries as the iliac femoral and carotid elastic fibers and collagen unite to form lamellæ which alternate with the layers of smooth muscular fibers; these lamellæ are united to one another by elastic fibers which pass between the smooth muscular bundles and are connected with the fenestrated membrane of the inner coat.
The inferior vena cava is a large vein that carries the deoxygenated blood from the lower and middle body into the right atrium of the heart. It is formed by the joining of the right and the left...
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