KVPY Sample Paper KVPY Stream-SX Model Paper-31

  • question_answer
    Drugs that alter the permeability of the plasma membrane of a neuron have which of the following effects on nerve impulse conduction?

    A) They prevent movement of sodium and potassium ions into and out of the cell, thereby stopping the transmission of the impulse.

    B) They primarily affect conduction along the axon.

    C) They prevent the release of neurotransmitters at synapses.

    D) All of the above

    Correct Answer: D

    Solution :

    These drugs alter perception of stimuli and work mainly at the axon or the synapse


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