A.骶岬 B.坐骨棘 C.坐骨結(jié)節(jié) D.恥骨聯(lián)合后面 E.骶窩
A.經(jīng)產(chǎn)婦宮口開(kāi)大4cm,準(zhǔn)備接產(chǎn) B.初產(chǎn)婦胎頭拔露應(yīng)開(kāi)始保護(hù)會(huì)陰 C.初產(chǎn)婦宮口開(kāi)全準(zhǔn)備接產(chǎn) D.會(huì)陰過(guò)緊行會(huì)陰側(cè)切 E.第二產(chǎn)程超過(guò)2小時(shí)應(yīng)積極助產(chǎn)結(jié)束分娩