腕关节的功能位为() ["A．背屈40～45°，轻度尺侧屈(内收)15°","B．背伸40～45°，轻度尺侧屈(内收)15°","C．背屈40～45°，轻度桡侧屈(外展)15°","D．背伸40～45°，轻度桡侧屈(外展)15°","E．中间位"]
登革热(denguefever)
肩关节的功能位为() ["A．屈曲45°，外展30°，外旋","B．屈曲45°，外展30°，内旋","C．屈曲45°，外展60°，外旋","D．屈曲45°，外展60°，内旋","E．屈曲45°，外展60°，无外旋或内旋"]
髋关节的功能位为() ["A．伸展位，稍内旋","B．伸展位，稍外旋","C．稍屈曲位，稍内旋","D．稍屈曲位，稍外旋","E．伸直位，防止内、外旋"]
按世界卫生组织分型标准，将登革热分为____、_____和____3型
促进性抗体
