Consider the synapse shown schematically here.If neuron A causes neuron B to become hyperpolarized relative to B's resting state,

A)neuron B is more likely to fire its own action potential.
B)neuron B is less likely to release neurotransmitter molecules from its own axon terminal.
C)neuron B is more likely to absorb extracellular potassium through voltage-gated channels.
D)neuron B is less likely to absorb extracellular sodium through the sodium-potassium pump.

Question

Consider the synapse shown schematically here.If neuron A causes neuron B to become hyperpolarized relative to B's resting state,

A)neuron B is more likely to fire its own action potential. 
B)neuron B is less likely to release neurotransmitter molecules from its own axon terminal. 
C)neuron B is more likely to absorb extracellular potassium through voltage-gated channels. 
D)neuron B is less likely to absorb extracellular sodium through the sodium-potassium pump.

Quizplus · Accepted Answer

Hyperpolarization of neuron B means that the membrane potential of neuron B becomes more negative than its resting state. This makes it less likely for neuron B to reach threshold and fire an action potential, and therefore less likely for it to release neurotransmitter from its own axon terminal.

Consider the Synapse Shown Schematically Here