Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Motor electrical evoked potentials. Train of six electrical stimuli (brown arrow) followed by bilateral response of the facial orbicularis oris muscle (black arrow) but no response in upper and lower limb muscles (biceps brachii, abductor pollicis brevis, tibialis anterior, and abductor hallucis brevis).
