| the change in electrical potential that occurs between the inside and outside of a nerve or muscle fiber when it is stimulated, serving to transmit nerve signals |
| action in response to a stimulus of a system, a nerve or a muscle |
facilitation fa·cil·i·ta·tion (fə-sĭl'ĭ-tā'shən)
n.
The enhancement or reinforcement of a reflex or other nerve activity by the arrival of other excitatory impulses at the reflex center.