A.橈骨莖突、拇長伸肌腱、橈側(cè)腕長深肌腱 B.橈骨莖突、拇長展肌、 C.拇短深肌 D.橈骨莖突、拇長展肌腱、拇短伸肌腱 E.橈骨莖突、拇長展肌腱、拇短伸肌腱、示指伸肌腱
A.骨骼輕巧,運(yùn)動靈活 B.由64塊骨構(gòu)成 C.排列簡單 D.肌肉較少 E.神經(jīng)分布簡單
A.lies between dura matter and arachnoid B.up to subarachnoid space in the skull by the foramen magnum C.down the the height of the fifth sacral vertebral D.terminal cistern is formed by the space below the second sacral vertebral E.the fluid in it can communicate with that in the center canal of spinal cord directly