If You Were to Insert a Microelectrode Through the Cell

question 21

Multiple Choice

If you were to insert a microelectrode through the cell membrane of a neuron, you would be able to demonstrate that

• A) the region inside the cell membrane contains more positive ions than the region outside the membrane.
• B) the region inside the cell membrane contains more negative ions than the region outside the membrane.
• C) there is a greater concentration of potassium ions outside the cell membrane than inside the membrane.
• D) there is a greater concentration of potassium ions inside the cell membrane than outside the membrane.

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