Dab tsi yog distortion khoom otoacoustic emissions?
Dab tsi yog distortion khoom otoacoustic emissions?

Video: Dab tsi yog distortion khoom otoacoustic emissions?

Video: Dab tsi yog distortion khoom otoacoustic emissions?
Video: Hearing Test - Otoacoustic Emissions Test 2024, Lub Xya hli ntuj
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Kev txawv txav - khoom otoacoustic emissions (DPOAEs) tau tsim tawm hauv cochlea hauv kev teb rau ob lub suab nrov ntawm qhov muab zaus thiab suab siab qhia nyob rau hauv pob ntseg pob ntseg. DPOAEs yog lub hom phiaj qhia txog kev ua haujlwm ntawm cochlea sab nrauv cov plaub hau.

Ib yam li ntawd, dab tsi ua rau otoacoustic emission?

Otoacoustic emissions (OAEs) yog suab ntawm keeb kwm cochlear, uas tuaj yeem kaw los ntawm lub microphone tso rau hauv pob ntseg pob ntseg. Lawv yog ua los ntawm cov lus tsa suab ntawm cochlea's sensory plaub hau hlwb raws li lawv nquag teb rau auditory stimulation.

Ib yam li ntawd, qhov kev kuaj otoacoustic emissions yog dab tsi? The OAE xeem tau siv los nrhiav seb koj lub pob ntseg sab hauv, lossis cochlea ua haujlwm zoo li cas. Nws ntsuas otoacoustic tso tawm , los yog OAEs. Cov no yog cov suab uas muab los ntawm lub pob ntseg sab hauv thaum teb rau lub suab. Muaj cov plaub hau nyob hauv pob ntseg sab hauv uas teb rau lub suab los ntawm kev co.

Kuj paub, Dpoae qhov kev kuaj hnov lus yog dab tsi?

Lub cochlea yog lub cev hnov qab rau hnov muaj nyob hauv pob ntseg sab hauv. Acoustically evoked otoacoustic emission kuaj tso cai rau tus kws kho mob mloog kom nkag siab li cas cov plaub hau sab hauv ntawm koj lub pob ntseg sab hauv tab tom ua haujlwm. Kom tau DPOAE Kev ntsuas, tus kws kho suab yuav muab lub pob ntseg tso rau hauv koj lub pob ntseg.

Dpoae tsis tuaj yeem qhia dab tsi?

Thaum lub DPOAE muaj nyob rau hauv pob ntseg kwj dej, nws qhia tias lub tshuab tsim nws (piv txwv li, cochlear amplifier) ua haujlwm tau zoo; thaum lub DPOAE yog tsis nyob , nws qhia tias lub amplifier tsis ua haujlwm lossis tsis ua haujlwm thiab tsis hnov lus.

Pom zoo: