Blood flows to the renal cortex through the _____ arteries, then arches around the renal lobes just below the cortex via the _____ arteries. Many small arteries called the _____ arteries arise here: these supply blood to the _____ arterioles and _____.

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Anatomy refers to the internal and external structures of the body and their physical relationships, whereas physiology refers to the study of the functions of those structures.