貝多芬耳聾后,用牙咬住木棒的一端,另一端頂在鋼琴上聽(tīng)琴聲繼續(xù)創(chuàng)作.下列說(shuō)法正確的是.( ).
A.琴聲通過(guò)空氣進(jìn)入耳朵引起鼓膜震動(dòng),經(jīng)過(guò)聽(tīng)小骨傳給聽(tīng)覺(jué)神經(jīng),引起聽(tīng)覺(jué).
B.琴聲通過(guò)木棒經(jīng)過(guò)聽(tīng)小骨傳到聽(tīng)覺(jué)神經(jīng),引起聽(tīng)覺(jué).
c.琴聲通過(guò)木棒,通過(guò)頭骨傳到耳朵引起鼓膜震動(dòng),經(jīng)過(guò)聽(tīng)小骨傳給聽(tīng)覺(jué)神經(jīng),引起聽(tīng)覺(jué).
D.以上說(shuō)法均不對(duì).
說(shuō)明理由,急用.