Membrane Depolarization Quiz
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Questions and Answers

Which of the following best defines depolarization?

  • The membrane potential becomes more negative
  • The inner side of the cell membrane becomes positive in relation to the outer side (correct)
  • The membrane potential becomes more positive
  • The outer side of the cell membrane becomes positive in relation to the inner side

    • What is the membrane potential during repolarization?

  • +35 mV
  • -35 mV
  • -70 mV (correct)
  • 0 mV

    • What causes the stage of depolarization?

  • Opening of voltage-gated Na channels (correct)
  • Stoppage of Na influx
  • cK+ efflux
  • Opening of voltage-gated K channels

    • What is the membrane potential during the resting state?

    <p>-70 mV</p> Signup and view all the answers

    What is repolarization?

    <p>The restoration of the normal resting polarized state of the membrane</p> Signup and view all the answers

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