A.耳聾是聽(tīng)覺(jué)器官或傳導(dǎo)通路發(fā)生器質(zhì)性或功能性病變所致的聽(tīng)力損失 B.器質(zhì)性聾可分為傳導(dǎo)性聾、感音神經(jīng)性聾和混合性聾 C.傳導(dǎo)性聾病變部位可發(fā)生于外耳、中耳和內(nèi)耳 D.感音神經(jīng)性聾可分為感音性聾、神經(jīng)性聾和中樞性聾 E.感音性聾又稱(chēng)耳蝸性聾
A.輕度感音神經(jīng)性聾 B.中度感音神經(jīng)性聾 C.重度感音神經(jīng)性聾 D.極重度感音神經(jīng)性聾 E.以上均不對(duì)
A.銅 B.碘 C.鉛 D.磷 E.砷