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Augustine DiGiovanna, Ph.D.
Fig. 12.1 The urinary system.
Fig. 12.2 Kidney structure: (a) Internal regions and blood vessels. (b) A nephron.
Fig. 12.3 Filtration, reabsorption, and secretion by a nephron.
Fig. 12.4 Structure of the urinary bladder, urethra, and associated structures.