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Unformatted text preview: - Secreting erythropoietin, a hormone that stimulates red blood cell production - Secreting renin, a hormone important in salt conservation by the kidneys - Converting vitamin D into its active form Blood - large quantities of blood enter and leave the kidneys each day (Figure 14-1). Blood enters the kidneys via the renal ar t e The nephron - is the functional unit of the kidney. A functional unit is the smallest unit capable of performing all of the tasks of a Each nephron consists of a vascular component, a tubular component, and a combined vascular and tubular component. (Fig u Vascular component - includes the: Afferent arteriole - brings blood to the glomerulus Glomerulus -tuft of capillaries that filters plasma into the tubular component...
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- Fall '08