REVIEW Anatomy: bone ligament muscle nerve Bone numbers of the bones numbers of the vertebras Ligament Joint Muscle muscle force 0-V * Nerve: upper extremity: axillary(腋神 经), musculocutaneous(肌皮神经), radial(桡神 经), median(正中神经),unar(尺神经) lower extremity: femoral(股神经) sciatic (坐骨神经)REVIEW Anatomy: bone ligament muscle nerve Bone numbers of the bones numbers of the vertebras Ligament ,joint Muscle muscle force 0-V Nerve: upper extremity : axillary(腋神 经),musculocutaneous(肌皮神经),radial(桡神 经),median(正中神经),ulnar(尺神经) lower extremity : femoral(股神经) sciatic (坐骨神经)