supramaximal stimulus

su·pra·max·i·mal stim·u·lus

a stimulus having strength significantly above that required to activate all the nerve or muscle fibers in contact with the electrode; used when response of all the fibers is desired.

su·pra·max·i·mal stim·u·lus

(sūpră-maksi-mal stimyu-lus) Stimulus with strength significantly above that required to activate all nerve or muscle fibers in contact with electrode; used when response of all fibers is desired.