Inner ear damage and hearing loss after exposure to tones of high intensity

• Published in: Acta oto-laryngologica Vol. 80; no. 5-6; p. 343
• Main Authors: Dolan, T R, Ades, H W, Bredberg, G, Neff, W D
• Format: Journal Article
• Language: English
• Published: England 01.01.1975
• Subjects: Acoustic Stimulation; Animals; Auditory Threshold; Cats; Ear, Inner - physiology; Ear, Inner - physiopathology; Hearing Disorders - physiopathology; Hearing Loss, Noise-Induced - physiopathology; Hearing Tests

Experimental animals (cats) were exposed to tones of 125, 1000, 2000, and 4000 Hz at sound pressure levels in the range 120 to 157.5 dB, and for durations of one hour (1000, 2000, 4000 Hz) or four hours (125 Hz). Pure tone audiograms were obtained for each animal before and after exposure. Post-expo...