A neuron will fire when the ions inside the cell body are:
A) in the resting potential.
B) shifted to a threshold greater than the resting potential.
C) shifted to a threshold less than the resting potential.
D) in the refractory period.

Question

Quizplus · Accepted Answer

A neuron will fire when the ions inside the cell body are shifted to a threshold greater than the resting potential. This threshold is necessary to reach to trigger an action potential, which propagates down the axon and allows the neuron to communicate with other neurons.

A Neuron Will Fire When the Ions Inside the Cell