Evoked Cortical Potentials in Absence of Middle Ear Muscles

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Science  24 Feb 1961:
Vol. 133, Issue 3452, pp. 582-583
DOI: 10.1126/science.133.3452.582


Evoked potentials to click at auditory cortex were recorded from cats deprived of middle ear muscles. Variations in the amplitude of the response after surgery indicate that the participation of these muscles in habituation, conditioning, and distraction must be minimal.