試題詳解

43 Perineal hernia 的修繕手術中主要是固定縫合那些肌肉？
(A) internal obturator muscle 和external anal sphincter muscle
(B) retractor penis muscle 和coccygeus muscle
(C) internal obturator muscle 和retractor penis muscle
(D) coccygeus muscle 和external anal sphincter muscle