中枢神经系统症状是
A. 视力模糊,流涎、出汗,严重的出现肺水肿、腹泻、大小便失禁
B. 肌无力甚至麻痹,心动过速
C. 不安、失眠、震颤、昏迷、呼吸抑制
D. 循环衰竭及休克
E. 血压升高,心动过速
用于亚硝酸钠中毒的特殊解毒剂是:
A. 依地酸钙钠
B. 喷替酸
C. 二巯基丙醇
D. 青霉胺
E. 亚甲蓝
Directions: Your foreign friend Clare has just graduated from Beifang University in China and plans to go back to the United States soon. Write her a letter congratulating her graduation and expressing your best wishes to her. Write your letter with no less than 100 words. Write it neatly on ANSWER SHEET 2. Do not sign your own name at the end of the letter; use "Li Ming" instead. You do not need to write the address. ( 10 points)
有机磷酸酯类急性中毒的临床表现是
A. M样作用症状和中枢神经系统症状
B. M样、N样作用症状和中枢神经系统症状
C. N样作用症状和中枢神经系统症状
D. M、N样作用症状
E. 中枢神经系统症状