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62 minutes remaining34 of 50 questions remainingtest contentpage 17 of 50question 172 pointsin a resting state, sodium (na+) is at a higher concentration outside the cell and potassium (k+) is more concentrated inside the cell. during an action potential, the sodium levels ______ inside the cell.○ stay the same○ increase○ increase only if potassium levels remain the same○ decreaseclear selection
During an action potential, voltage-gated sodium channels open, allowing sodium ions (Na+) to rapidly diffuse down their concentration gradient into the cell, raising the internal sodium concentration.
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