防己的下述作用中哪项是错误的
A.抗过敏B.抗肿瘤C.升高血压D.防治矽肺E.镇痛
参考答案:C
解析:防己降压:主要是通过扩张血管,为选择性阻滞慢通道钙内流所致。
女,56岁,视物成双、口角歪斜伴双下肢活动不灵8小时来急诊。体检:神清,体温正常,血压正常。瞳孔等大。双眼向上、向下运动均不受限。双侧面瘫。不能伸舌。双上肢肌力2级,双下肢肌力0~1级。感觉障碍不明显。无颈强直。外院脑CT检查未见异常。
病变血管为( )
A.颈内动脉
B.大脑前动脉
C.大脑后动脉
D.椎一基底动脉
E.大脑中动脉
Coast Guard approved buoyant work vests().
A.may be substituted for 10 percent of the required life preservers
B.should be stowed adjacent to lifeboats and emergency stations
C.may be used by boat crews and line handlers during lifeboat drills
D.should be used when carrying out duties near a weather deck's edge