Which of the Following Is Not One of the Major

question 140

Multiple Choice

Which of the following is not one of the major ions that carry electrical charges across the cell membranes of neurons?

• A) Sodium (Na⁺)
• B) Potassium (K⁺)
• C) Calcium (Ca²⁺)
• D) Magnesium (Mg²⁺)
• E) Chloride (Cl^‒)

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