Ch. 38 - Excretory Systems & Body Fluid Regulation
Ch. 38 - Excretory Systems & Body Fluid Regulation. Body Fluid Regulation. An excretory system regulates body fluid concentrations. It does this by: •Retaining or eliminating certain ions & water Dependent upon concentration of mineral ions such as: Na + , Cl - , K + , & HCO 3 -
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