Many Different Ions Are Taken into the Body with Each

question 57

Multiple Choice

Many different ions are taken into the body with each meal or produced during cellular metabolism. The kidneys are important in regulating homeostasis of these ions in the body. Match each ion to its function.
-potassium

• A)maintains electrical charges across cell membranes
• B)important in muscle and nerve activity
• C)maintains acid-base balance
• D)determines the volume of extracellular fluid, including blood which can affect blood pressure

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