A drug that blocks the sodium gates of a neuron's membrane will ____.
A) decrease the threshold
B) block the action potential
C) cause repeated action potentials
D) eliminate the refractory period

Question

Quizplus · Accepted Answer

Blocking the sodium gates of a neuron's membrane means that sodium ions cannot enter the neuron, which is necessary to generate an action potential. Therefore, the drug will block the action potential.

A Drug That Blocks the Sodium Gates of a Neuron's