69 當聲音過大時,為避免卵圓窗(oval window)受到強烈的衝擊,中耳那一條肌肉會收縮,以產生保 護機制?
(A)鼓膜張肌(tensor tympani muscle)
(B)腭帆張肌(tensor veli palatini muscle)
(C)腭帆提肌(levator veli palatini muscle)
(D)鐙骨肌(stapedius muscle)

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統計: A(40), B(8), C(7), D(213), E(0) #1642155