The refractory Period, While Brief, Is a Biologically Significant Phase

Multiple Choice

The refractory period, while brief, is a biologically significant phase of the signal transmission process because

A) during the absolute refractory period, a stronger than normal stimulus will cause the neuron to fire.
B) during the relative refractory period, a weaker than normal stimulus will cause the neuron to fire.
C) it can last for up to 50 milliseconds.
D) it determines the neuron's rate of maximum firing.