不同的抗心律失常药消除心脏折返激动的可能方式是()
A. 缩短APD>缩短ERP
B. 延长ERP>延长APD
C. 增加膜反应性
D. 降低膜反应性
E. 复极的均一化
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药物的消除半衰期的特点有()
A. 体内药物排泄一半所需要的时间
B. 体内药物生物转化一半所需要的时间
C. 血浆药物浓度衰减一半所需要的时间
D. 以一级动力学消除的药物,不论给药剂量大小,其消除半衰期相对恒定
E. 以零级动力学消除的药物,不论给药剂量大小,其消除半衰期相对恒定
Rotundine的作用特点是()
A. 镇痛作用比pethidine弱,比aspirin强
B. 对慢性持续性钝痛的效果较好
C. 有较强的抗炎作用
D. 有解热作用
E. 无成瘾性
Youneedtodesignanauthenticationsolutionforwirelessnetworkaccess.Yoursolutionmustmeetbusinessandtechnicalrequirements.Whichtwoactionsshouldyouperform?()
A. DeployanofflineenterpriserootCAinthecorp.woodgrovebank.comdomain.DeploysubordinateenterpriserootCAsineachchilddomain.InstallInternetAuthenticationService(IAS)ononememberserverinthela.corp.woodgrovebank.comdomainandonememberserverintheden.corp.woodgrovebank.comdomain
B. DeployanenterpriserootCAineachdomain.InstallInternetAuthenticationService(IAS)onamemberserverinthecorp.woodgrovebank.comdomain.InstalltheRoutingandRemoteAccessserviceonamemberserverineachchilddomain,andconfiguretheseserversasRADIUSclients
C. Enrollanddeployusercertificatestoalladministratorsineachdomain.Enrollanddeploycomputercertificatestoallportablecomputersthathavewirelessnetworkadapters.ConfigureeachportablecomputertouseProtectedEAP(PEAP)forauthentication
D. Enrollanddeploycomputercertificatestoallportablecomputersthathavewirelessnetworkadapters.ConfigureeachportablecomputertouseEAP-MS-CHAPv2forauthentication.ConfigureeachportablecomputertoconnecttotheInternetAuthenticationService(IAS)server
有机磷酸酯类中毒机制是()
A. 形成磷酰化胆碱酯酶
B. 形成磷酰化单胺氧化酶
C. 促进乙酰胆碱释放
D. 减少乙酰胆碱的分解
E. 使noradrenaline作用增强