Test: GRE Subject Test: Psychology

1.

Which of the following is not a true statement about neuronal structure and function?

The dendrites are the sole receiver of stimulation 

An action potential is propagated along the axon due to opening of voltage-gated channels. 

The level of depolarization of the initial segment of the axon is what determines if an action potential will be generated. 

Summation of synapses can be temporal or spatial. 

Myelin increases the speed of the action potential by insulating segments of the axon

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