<Tr> <Td_colspan="2"> Anatomical terminology (edit on Wikidata) </Td> </Tr> <P> The renal arteries normally arise off the side of the abdominal aorta, immediately below the superior mesenteric artery, and supply the kidneys with blood . Each is directed across the crus of the diaphragm, so as to form nearly a right angle with the aorta . </P> <P> The renal arteries carry a large portion of total blood flow to the kidneys . Up to a third of total cardiac output can pass through the renal arteries to be filtered by the kidneys . </P> <P> It has a radius of approximately 0.25 cm, 0.26 cm at the root . The measured mean diameter can differ depending on the imaging method used . For example, the diameter was found to be 5.04 ± 0.74 mm using ultrasound, but 5.68 ± 1.19 mm using angiography . </P>

Where does the renal artery carry blood to