acoustic reflex threshold


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a·cous·tic re·flex thresh·old

(ART) (ă-kūs'tik rē'fleks thresh'ōld)
Lowest sound intensity required to elicit contraction of the stapedius muscle in the middle ear.

acoustic reflex threshold

The decibel level that provokes reflex contraction of the stapedius muscle. Tests that measure the triggering of the acoustic stapedius reflex are used to determine the presence of sensorineural hearing loss.
See also: threshold
References in periodicals archive ?
Additionally, acoustic reflex thresholds were noted for 11 patients (29.