Which of the following accurately describes the effect of an inhibitory neurotransmitter?
A) It causes a neuron to depolarize.
B) It makes the cell membrane permeable to sodium ions.
C) It makes the cell membrane impermeable.
D) It decreases the chance of depolarization.

Question

Quizplus · Accepted Answer

An inhibitory neurotransmitter decreases the chance of depolarization by either hyperpolarizing the neuron or making it more difficult for it to reach the threshold for an action potential. This is done by opening potassium channels or closing sodium or calcium channels in the cell membrane.

Which of the Following Accurately Describes the Effect of an Inhibitory