A.30°-50° B.20°-30° C.10°-30° D.20°-50°
A.仰臥位時(shí)為老年人把頭偏向一側(cè),嘴巴張開(kāi) B.老年人仰臥位時(shí),護(hù)理員跪在老年人右側(cè) C.老年人站立位時(shí),護(hù)理員站在老年人身后 D.站位時(shí)要求老年人頭部略低,嘴巴張開(kāi)
A.10min B.20min C.5min D.30min