title: The acoustic impedance change as a measure of stapedius muscle activity in man. A methodological study with electromyography.
mesh_terms: D000161:Acoustic Stimulation; D001309:Auditory Threshold; D004427:Ear Diseases / Q000503:physiopathology; D004429:Ear Ossicles / Q000502:physiology* / Q000503:physiopathology; D004576:Electromyography / Q000379:methods; D006801:Humans; D009119:Muscle Contraction; D009210:Myofibrils / Q000502:physiology*; D012421:Rupture; D013199:Stapes / Q000502:physiology; D014432:Tympanic Membrane / Q000293:injuries