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Abdominal Veins
...  vessels that carry deoxygenated blood back to the right atrium of the heart. Unlike other organs that directly bring the blood to the heart, these veins pass through a network before they reach the inferior vena cava, which attaches to the heart. Because bulging blood vessels can happen to anyone, here are the things you must know about it. Causes The bulging of abdominal veins can come from a  ...

Abdominal Aorta
...  Finding where the abdominal aorta is located relative to the other major veins and arteries of the circulatory system is relatively easy. The abdominal aorta can be found on the left side of the inferior vena cava. The abdominal aorta also runs parallel with respect to the inferior vena cava. As the abdominal aorta goes down, it gradually narrows in diameter as smaller arteries branch off to  ...

Fetal Circulation
...  placenta, through the umbilical vein, carries blood to the fetus. The umbilical vein delivers half of this blood volume to the fetal ductus venosus. The ductus venosus carries the blood into the inferior vena cava. The umbilical vein delivers the other half of the blood volume to the liver through the inferior border of the liver in the right lobe by joining with the portal vein. From the  ...

Lower Extremity Veins
...  sacroiliac joint. When this particular vein and the pelvis conjoins, there forms the common iliac veins- left and right. These come together, same level with the fifth lumbar vertebrae, creating the inferior vena cava. On the other hand, the superficial veins have two saphenous veins- the small saphenous veins and the great saphenous veins. These run under the skin, near to the side of the  ...

Principal Veins
...  the larger veins. Veins coming from the entire body will conjoin into one or two large veins before emptying the heart back. The entrance of the blood to the right atrium is made by the superior and inferior vena cavas. In the human body, it is the veins that are more numerous. These are situated close to the skin, and are called superficial veins. These veins are vital for getting blood and for  ...


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