Results The musculus extensor of the elbow joint originated from the muscle tendon membrane of the external condyle of humerus.

• 结果肘关节伸肌起始于肱骨外髁的肌腱膜上，肌腱膜部分随肌肉走行成为肌间隔，部分止于尺骨鹰嘴外侧骨面；