Why Is the Sodium-Potassium Exchange Pump Necessary

question 41

Multiple Choice

Why is the sodium-potassium exchange pump necessary?

• A) To establish a resting membrane potential
• B) To counteract the loss of chloride ions from the cell
• C) To ensure osmotic balance
• D) To keep sodium and potassium flux at a steady state
• E) To maintain equal numbers of positive and negative charges across the membrane

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