53.全箭式/直立手抓脚伸展式B(UbhayaPadangusthasanaB)54.仰卧背腿伸展式/脸朝上加强伸展式A(UrdhvaMukhaPaschimattanasanaA)55.仰卧背腿伸展式/脸朝上加强伸展式B(UrdhvaMukhaPaschimatta