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  • Child Development Test - 5
  • An action potential actually occurs because
Multiple choice

An action potential actually occurs because

  1. the interior of the nerve cell becomes positive

  2. the interior of the nerve cell becomes negative

  3. potassium ions enter the nerve cell

  4. sodium ions leave the nerve cell

Reveal answer Fill a bubble to check yourself
D Correct answer

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  • Nervous System and Neurons (1164 questions)
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