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Question 9723
NEET Biology · Medium

Neural Control and Coordination: Impulse MCQ

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ImpulseMediumQuestion 9723

Question

Repolarisation of neuron membrane is mainly associated with:

  1. A
    Outward movement of potassium ions
    Correct
  2. B
    Inward movement of calcium into nucleus
  3. C
    Loss of myelin
  4. D
    Breakdown of axon

Correct answer

Outward movement of potassium ions

Explanation

K+ efflux helps restore resting polarity.

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