Audiogramda UCL nimani anglatadi?
Audiogramda UCL nimani anglatadi?

Video: Audiogramda UCL nimani anglatadi?

Video: Audiogramda UCL nimani anglatadi?
Video: Glenoid Bone Loss and Treatment of Off-track Shoulder Instability - YouTube 2024, Iyul
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Noqulay daraja ( UCL )

Nutq noqulay baland ovozda desibel darajasini aniqlash uchun test.

Shu munosabat bilan, eshitish testining normal natijasi qanday?

40 dB tovush 30 dB dan ikki barobar va 10 dB dan 8 baravar baland (10 dan 20 dan 30 gacha 40 = 2 x 2 x 2 = 8). Oddiy eshitish barcha chastotalarda 0 dan 20 dB gacha. Bu yerdan sizda sensorineyral bor degan taxmin bor eshitish yo'qotish (ichki quloqning asab shikastlanishi).

Xuddi shunday, 40 dB eshitish halokati nima? Kattalar engil eshitish halokati (26 va. o'rtasida 40 dB ) yakkama-yakka suhbatda juda yaxshi eshitishi mumkin, lekin nutq jim bo'lganda yoki fonda shovqin bo'lsa, so'z va nutq tovushlarini o'tkazib yuboradi. Kattalar o'rtacha eshitish halokati (41 dan 70 gacha dB ) juda ko'p nutq tovushlari va telefon suhbatlarini o'tkazib yuboradi.

Yana bilingki, eshitishning normal diapazoni nima?

Odamlarning eshitish keng tarqalgan diapazoni 20 Gts 20 kHz gacha. Ideal laboratoriya sharoitida odamlar 12 Gts past va 28 kHz gacha bo'lgan tovushlarni eshitadilar, lekin kattalardagi chegara kokleaning oxirgi eshitish kanaliga to'g'ri keladigan 15 kHz da keskin oshadi.

Eshitishning mukammal ko'rsatkichi nima?

" Zo'r " eshitish "0 dB" ga ega Hisob barcha chastotalarda. 20 dB dan pastroq narsa bundan ham yomonroq normal . Barcha chastotalarda 100 dB yo'qotilishi hech narsani eshitmasligingizni anglatadi.

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