脑膜瘤行X(γ)刀治疗的适应证是() ["A．高龄、不能耐受手术者","B．颅底深部小脑膜瘤","C．术后残存、复发小脑膜瘤","D．直径≤3cm，边界清楚，与视路间距≤5mm","E．以上都是"]
急性肺源性心脏病肺动脉高压形成的最主要原因是() ["A．肺毛细血管床减少","B．肺小动脉炎","C．血液黏度增加","D．缺氧引起肺小动脉痉挛","E．血容量增加"]
下列限时器中限时最不精确的是() ["A．电子管限时器","B．晶体管限时器","C．机械式限时器","D．集成电路限时器","E．同步电机式限时器"]
属于鼻咽癌临床表现的是() ["A．鼻塞","B．涕中带血","C．听力下降","D．颈淋巴结肿大","E．头痛"]
与椎骨有关的是哪项() ["A．棘突","B．翼状突","C．髁状突","D．后床突","E．喙状突"]
我国一般般采用________________________评定烧伤面积，其中手掌面积约为体表面积的______%。
