胸大肌動作
參考網址:https://smallcollation.blogspot.com/2013/01/anatomy-muscle-pectoralis-major-muscle.html#gsc.tab=0
39.下列那些神經受傷後,會影響肩外展動作之肌力?①腋神經(axillary n..-阿摩線上測驗