NEET Sample Paper NEET Sample Test Paper-51

  • question_answer 133) In the nerve cells, the reversal of the resting potential is known as depolarization. This occurs due to-

    A) \[influx\,\,of\,\,{{K}^{+}}\]

    B) \[influx\,\,of\,\,C{{a}^{2+}}\,\,and\,\,Cl\]

    C) \[influx\,\,of\,\,{{K}^{+}}\]

    D) \[influx\,\,of\,\,N{{a}^{+}}\]

    Correct Answer: D

    Solution :

    During depolarization Na - V.G.Ch. are open and Na+ move from ECF to axoplasm.

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