【单选题】患者,女,67岁。右手抖动、行走缓慢已4年,经过神经科检查后考虑为帕金森病。此病的主要病理生化改变为黑质变性,在纹状体内可以出现()
【简答题】The question of whether Chinese swimming ace Ning Zetao could return to dominate the 2020 Tokyo Olympics got a definitive answer on Wednesday when he officially announced his retirement on his 26th bi...
【单选题】在堵车的交叉路口绿灯亮时,车辆应怎样做?
【判断题】喷雾剂为加压包装,对容器的耐压性要求高,制备成本高。( )