测量手杖长度方法正确的是() ["A．让患者穿上鞋或下肢支具站立","B．肘关节屈曲150°，腕关节背伸","C．小趾前外侧1Ocm处至背伸手掌面的距离","D．小趾前外侧15cm处至背伸手掌面的距离","E．肘关节屈曲30°，腕关节中立位"] 踝足矫形器(AFO)有一个双通道(“双掣”)踝关节时，其作用错误的是() ["A．前针限制跖屈","B．前弹簧帮助背屈","C．后针限制背屈","D．后弹簧帮助跖屈","E．后针降低膝的稳定性"] 盲人的步行速度一般约为() ["A．0.2m/s","B．0.5m/s","C．0.8m/s","D．1m/s","E．1.2m/s"] 小腿的截肢理想部位是() ["A．上1/4处","B．中1/3处","C．上1/5处","D．1/2处","E．以上均不对"] 上臂假肢适用于上臂截肢的长度为() ["A．5～6cm","B．8～10cm","C．16～24cm","D．30～40cm","E．60cm"] 痉挛型脑瘫呈剪式肢位的患者可应用()