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Hepatic Portal System
...  is important to note that there are also other venous systems in the human body that are also referred to as portal venous systems. The hepatic portal system is one of many primary components of the circulatory system that can be found in the abdominal cavity. The hepatic portal vein is one of the largest veins in the area and it carries blood to liver from the spleen and the gastrointestinal  ...

Abdominal Aorta
...  how it works can lead to a deeper understanding of how the blood circulates throughout the body. 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  ...

Fetal Circulation
...  more oxygen at a particular oxygen partial pressure. Fetal circulation relies on the difference between fetal and maternal hemoglobin. The difference allows a diffusion of oxygen from the mother's circulatory system to the fetus. The placenta acts as the respiratory center for the fetus. It also filters for plasma nutrients and wastes. The uterine arteries carry oxygenated blood to the  ...

Ventricles Of The Brain
...  three foramina assisting in the process namely: the medial opening, the median aperture and the lateral apertures. After the process, the cerebrospinal fluid becomes waste and travels back to the circulatory system passing through the arachnoid villi.  ...


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