26 下列何者是弓狀線(arcuate line)下方之腹直肌後壁的組成結構？
(A)腹外斜肌腱膜(aponeurosis of external oblique)
(B)腹內斜肌腱膜(aponeurosis of internal oblique)
(C)腹橫肌腱膜(aponeurosis of transverse abdominal muscle)
(D)腹橫肌筋膜(trasversalis fascia)

這題考的是「腹直肌鞘（rectus sh...