ZEPHYR / SCIENCE PHOTO LIBRARY ZEPHYR / SCIENCE PHOTO LIBRARY
Abdominal aorta. Coloured 3D computed tomography (CT) angiogram of the pelvis of a 39 year old patient. At top is the abdominal aorta. The aorta is the body's main artery. It carries blood from the heart to the rest of the body. At bottom it divides into the iliac arteries that serve the legs. At top right and left are the kidneys.
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