Nonparticipating providers who accept assignment receive 100% of the applicable Medicare Fee Schedule (MFS)

Angela has been experiencing headaches for a number of months, and after extensive testing it is determined that she has intractable chronic cluster headaches. This would be coded with code _____.

A. G43.9 B. G44.021 C. G44.10 D. G44.229

When the outside of a neuron's membrane becomes less positive, the neuron has _______________. 

Fill in the blank(s) with the appropriate word(s).