30.下列那一條神經支配上臂前肌群(muscles of anterior arm)？
(A)尺神經(ulnar nerve)
(B)正中神經(median nerve)
(C)肌皮神經(musculocutaneous nerve)
(D)鎖骨上神經(supraclavicular nerve)

考試觀念本題測驗考生對**上臂神經支配...