A.正中神經(jīng) B.尺神經(jīng) C.肌皮神經(jīng) D.橈神經(jīng) E.腋神經(jīng)
A.正中神經(jīng) B.肌皮神經(jīng) C.橈神經(jīng) D.胸外側(cè)神經(jīng) E.腋神經(jīng)
A.穿過(guò)肱三頭肌長(zhǎng)頭 B.肌支支配上臂前群的全部肌 C.發(fā)自臂叢后束 D.皮支支配前臂背側(cè)全部肌 E.發(fā)自臂叢內(nèi)側(cè)束