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Audio Final
| Masker for pure tone stimuli | Narrow band noise |
|---|---|
| What is used a a masker for speech stimuli? | Speech noise |
| Warble pure Fm is used in what population? | pediactric |
| Pulsed tone is used in what population? | adults |
| A device capable of vibrating when activated by an electrical signal | transducer |
| what separates the scala vestibuli from the scala media? | reissners membrane |
| what separated scala media fro scala typmani? | basilar membrane |
| Frequecies tested for AC? | 250,500,1000,2000,3000,4000,6000,8000 HZ |
| When do you test for half octaves? | more than a 20 db differece between octaves |
| Frequencies tested for BC | 250,500,1000,2000,3000, and 4000 |
| What does the MODIFIES HUGHSON-WESTLAKE TECHNIQUE consist of? | UP 5, DOWN 10 |
| Visual reinforcement Audiometry tests what population? | 6 months to 2 years |
| What modifications can be done for V.R.A? | up 10 down 20 |
| AIR CONDUCTION TRANSDUCERS test what Hz? | 250-8000 |
| AC Db testing? | -10 - 110 Db |
| BONE CONDUCTION tests what Hz? | 250-4000Hz |
| BC tests for what Db? | -10 to 50-80 Db |
| Patients hearing loss is based on what results? | AIR CONDUCTION RESULTS |
| AIR CONDUCTION looks at what part of the ear? | whole auditory system |
| Bone conduction looks at what part of the ear? | Inner ear |
| Normal hearing consists of _______ db or less | 10 |
| All thresholds are ____ for normal hearing | 25 Db or less. |
| Sensorineural hearing loss occurs in what part of the ear? | inner ear |
| Air and bone gap are 10 Db or less,but some threshold are worse that 25 Db. | Sensorineural hearing loss |
| Conductive hearing loss occurrs in the outer ear only? | true |
| Air bone gaps and BOne conduction for CHL? | greater than 10 db , less than or = to 25 Db |
| Air bone gap for MIxed hearing loss? | greater than 10 db and bone conuduction greater than 25 Dbhl |
| Conditioned play Audiometry deals with what population? CAN IT BE TESTED BY AB AND BC? | 2-4 YEARS. YES |
| Right ear is what color? | RED |
| Left ear is what color? | BLUE |
| Bone conduction RIGHT UNMASKED | < |
| BC Right masked | [ |
| BC left unmasked | > |
| BC left masked | ] |
| AC UNmasked left? | x |
| AC UNmasked Right? | o |
| Masking is needed when there is a ____ DB difference ( in both ears) in AURAL HEADPHONES | 40 |
| Masking is needed for inserts when? | difference of 55-60 db |
| Masking is needed for bone conduction when? | difference of 15 or more between the air and bone conduction scores of the ear tested |
| What noise is used for AC and BC conduction? | narrow band noise |
| Normal hearing loss is between ___ and ___ | 0 and 25 |
| Mild hearing loss __ and __? | 26 and 40 |
| Moderate hearing loss is between ___ and __? | 41-55 |
| Moderate/ severe is between ___ and ___? | 56 and 70 |
| Severe is between ___ and ___? | 71 and 90 |
| Profound is ? | 71 + |
| Bilateral hearing loss is ? | similar results in both ears |
| unilateral hearing loss is ? | hearing loss in only one ear |
| vibro-tactile means? THEY OCCUR MOSTLY BETWEEN WHAT THRESHOLD? | feeling the vibrations rather than hearing it. 250 AND 500 HZ |
| what transducer closes off the ear canal? | supra-aural |
| Pure Tone Average.AC? | 500,1000,2000 Hz |
| Cross Hearing is? | signal delivered to the test ear is heard in the non test ear. |
| Bone conduction hearing is placed on the? What does it stimulate? | mastoid process. BOTH COCHLEA'S |
| Interaural Attenuation AC SUPRA-AURAL HEADPHONES | 40dB |
| Interaural Attenuation: AC insert earphones | 55 dB |
| InterAural Attenuation: BONE CONDUCTION VIBRATOR | 0Db |
| oCCLUSION EFFECT happens with what transducer? | supra-aural headphones |
| OE values 250 Hz =?? | 20dB OE |
| OE values 500 Hz= ?? | 15 OE |
| 1000 Hz = ___ OE? | 5 dB |
| When testing, what Hz do you set it too via the speech channel? | 1000 Hz |
| what are spondee words? | two syllable compound words |
| Speech recognition threshold should be within ___ of the best pta | 7 |
| WHAT IS speech detection threshold? | lowest level patient can JUST detect the speech. ( 5-10 DB LOWER THAN SRT) |
| What is MCL? | Most comfortable level= 40-50db |
| VOWELS are ____ frequency, ____ intensities | low, high |
| CONSONANTS are ____ frequencies, ____ intensities. | high, low |
| What is UCL? | uncomfortable loudness = 75-95 dB |
| What does Supra-Threshold Recognition ? | evaluates how well a person can hear above SPEECH RECOGNITION THRESHOLD |
| What is the plateau method? | used for masking |
| What is the best indicator of hearing loss in children? | SRT |
| When is the only time you have to mask for SRT? | IF YOU HAD TO MASK FOR AC TESTING |
| A speech masker is out in the non test ear 20 db below of the words being presented in the | TEST EAR |
| What is an example of a tuning fork test? | Rinne Test |
| What does the Rinne test compare? | air conduction to the bone conduction resonses |
| How is the Rinne performed? | placing the tuning fork on mastoid and then in front of the ear canal. |
| What does the WEBER test? | lateralization/placed on forehead |
| If the examiner hears the noise longer than the patient, hearing loss is __________ SCHWABACH | Sensorineural |
| If the patient hears it longer, hearing loss is ______ SCHWABACH | CONDUCTIVE |
| THe SCHWABACH relies on?? | the examiner having normal hearing |
| BING test is based on the | occlusion effect |
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