Modern Developments in AudiologyJames Jerger |
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Page 201
... Impedance Measurement 1. MECHANICAL ACOUSTIC MEASURING BRIDGE For a detailed account of the historical and ... impedance standard is shown on an enlarged scale . Here it will suffice to give a brief description of the principle underly ...
... Impedance Measurement 1. MECHANICAL ACOUSTIC MEASURING BRIDGE For a detailed account of the historical and ... impedance standard is shown on an enlarged scale . Here it will suffice to give a brief description of the principle underly ...
Page 213
... impedance test may be used to per- form objective measurements of the middle - ear pressure . Investigations by Terkildsen and Thomsen ( 1959 ) with an electroacoustic impedance meter ( cf. Section III , D , 2 ) resulted in a method ...
... impedance test may be used to per- form objective measurements of the middle - ear pressure . Investigations by Terkildsen and Thomsen ( 1959 ) with an electroacoustic impedance meter ( cf. Section III , D , 2 ) resulted in a method ...
Page 219
... impedance similar to those observed after acoustic stimu- lation were induced . These impedance changes were attributed to stapedius contractions . Stimulation of the test ear resulted in impedance changes like those obtained by blowing ...
... impedance similar to those observed after acoustic stimu- lation were induced . These impedance changes were attributed to stapedius contractions . Stimulation of the test ear resulted in impedance changes like those obtained by blowing ...
Contents
The Measurement of Hearing | 2 |
Comments on Recent Developments | 9 |
The Influence of the Outer and Middle Ear on Bone Conduction | 15 |
Copyright | |
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acoustic acoustic impedance acoustic reflex Acta Oto-Laryngol adapting ear adapting stimulus amount of adaptation attenuator audiogram audiologic audiologist audiometer audiometry auditory system basilar membrane behavioral Békésy binaural bone conduction Calearo Carhart central auditory clinical cochlear comparison stimulus contralateral criterion curve dB SPL deafness detectability determined discrimination duration earphone effect electrodermal elicited experimental exposure fatigue frequency functional hearing loss ideal observer impedance increase indicate intensity interval investigators Jerger Laryngol latency left ear lesions loudness adaptation masking method middle ear middle-ear muscles monaural noise normal obtained Otol otosclerosis patients phonophobia presented problem procedure pulses pure tone pure-tone recorded recovery response Rhinol right ear sample signal sound standard stapedius muscle stapedius reflex Stenger test subjects technique tensor tympani test tone theory threshold measurements threshold of hearing tion tympanic membrane tympanic muscles validity variables waveform