44 當鼓膜破裂時,以鼓室圖(tympanogram)測量到的外耳道體積(Vea: ear canal volume),包含有:
①外耳道 ②中耳腔 ③乳狀突竇(mastoid antrum) ④乳狀突氣室(mastoid air cell)
(A)①
(B)①②
(C)①②③
(D)①②③④
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統計: A(3), B(22), C(1), D(32), E(0) #899637
統計: A(3), B(22), C(1), D(32), E(0) #899637