四肢骨折拆除外固定后关节活动较差,其原因是
A.肌肉无力B.关节强直C.关节僵硬D.骨折复位不理想E.骨折尚未完全愈合
参考答案:C
When his wife died, he lived ______; his lovely pet dog made him feel less ______.
A.alone, alone
B.lonely; alone
C.lonely; lonely
D.alone; lonely
关于右心室肥厚,以下错误的是( )
A.Vl、V2呈R、Rs及qR型B.V.的R/S>1C.Rv5≥2.5mVD.Rv1≥1.0mVE.心电轴右偏