具有催吐作用,在无禁忌证前提下,可用于多种毒物中毒的催吐排毒药物是
【单选题】
地下矿山生产过程中产生大量有毒有害气体,需要采取通风和监测等措施防止中毒和窒息事故。根据《金属非金属地下矿山监测监控系统建设规范》(AQ2031),二氧化氮监测报警浓度应不高于( )。
A.
0.00025%
B.
0.00053%
C.
0.00066%
D.
0.00077%
参考答案
参考解析
【单选题】
The writer used an Arabic story to prove that _____.
coffee was first discovered by Kaldi
coffee was first discovered by Kaldi's goats
coffee was first discovered in South American countries
coffee drinks were first made by Arabs
【单选题】
患者,男,31岁。发作性头痛、心悸伴大汗3次来诊。发病时体检:血压25.3/17.3kPa(190/130mmHg),心率140次/分,面色苍白,数分钟可缓解,继而出现面色潮红。患者收入病房后病情稳定,未见类似发作,血压16/(10.6~12)kPa(120/(80~90)mmHg)。此时应做下列哪种检查以帮助诊断
酚妥拉明试验
普萘洛尔(心得安)试验
胰岛素低血糖试验
甲氧氯普胺(胃复安)刺激试验
胰高血糖素试验