[Studies on the acoustic reflex of the middle ear muscles. 2. Studies on the pressure changes in the human external ear canal caused by the acoustic reflex of the middle ear muscles].
D000328:Adult; D004424:Ear Canal / Q000502:physiology*; D004429:Ear Ossicles / Q000502:physiology*; D005158:Facial Paralysis / Q000503:physiopathology; D005221:Fatigue; D006801:Humans; D008297:Male; D008365:Manometry; D008875:Middle Aged; D009132:Muscles / Q000502:physiology; D009622:Noise; D011312:Pressure