The PMHNP prescribes gabapentin (Neurontin) for a patient’s chronic pain. How does the PMHNP anticipate the drug to work? 

a) It will bind to the alpha-2-delta ligand subunit of voltage-sensitive calcium channels

b) It will induce synaptic changes, including sprouting

c) It will act on the presynaptic neuron to trigger sodium influx

d) It will Inhibit activity of dorsal horn neurons to suppress body input from reaching the brain