#每天一條肌肉
小腿後側.小腿三頭肌
D135◆  腓腸肌(Gastrocnemius)
起點:股骨外髁、脛骨內髁
止點:跟骨
功能:屈腳掌、微屈膝

https://images.plurk.com/7dM4qVnyLxgEZ9Yedp5KdS.gif