Audio-motor reflexes in lower lip motor units having different recruitment thresholds.
D000161:Acoustic Stimulation; D000328:Adult; D001306:Auditory Pathways / Q000502:physiology*; D004056:Differential Threshold; D006801:Humans; D008046:Lip; D009046:Motor Neurons / Q000502:physiology*; D009431:Neural Conduction; D011999:Recruitment, Neurophysiological; D012018:Reflex / Q000502:physiology*