Q.

The action potential of a neuron (influx):

A. is initiated by efflux of Na+
B. is terminated by efflux of K+
C. declines in amplitude as it moves along the axon
D. results in transient reversal of the concentration (?electrical) gradient of Na+ across the cell membrane
E. is not associated with any net movement of Na+ of K+ across the cell membrane
Answer» E. is not associated with any net movement of Na+ of K+ across the cell membrane
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