45 母音發音時,需要下列那兩組肌肉同時作用使聲帶內收(adduction)?
(A) 甲杓肌(thyroarytenoid muscle, TA)和環甲肌(cricothyroid muscle, CT)
(B)杓間肌(interarytenoid muscle, IA)和側環杓肌(lateral cricoarytenoid muscle, LCA)
(C)杓間肌和後環杓肌(posterior cricoarytenoid muscle, PCA)
(D)環甲肌和側環杓肌

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統計: A(2), B(59), C(0), D(4), E(0) #566044