23. 下列何者來自臂神經叢外側索 (lateral cord of brachial plexus)？
(A) 橈神經 (radial n.)
(B) 尺神經 (ulnar n.)
(C) 腋神經 (axillary n.)
(D) 肌皮神經 (musculocutaneous n.)

1. 題目解析題目要求辨識出來自臂神經...